diff --git a/fund-sys/src/main/java/com/fundplatform/sys/controller/AuthController.java b/fund-sys/src/main/java/com/fundplatform/sys/controller/AuthController.java
index 3fa3e54..c03130a 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/controller/AuthController.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/controller/AuthController.java
@@ -45,7 +45,7 @@ public class AuthController {
      */
     @Operation(summary = "用户登出", description = "销毁当前用户Token，使会话失效")
     @PostMapping("/logout")
-    public Result<Void> logout(@Parameter(description = "当前登录用户ID") @RequestHeader(value = "X-User-Id", required = false) Long userId) {
+    public Result<Void> logout(@Parameter(description = "当前登录用户ID") @RequestHeader(value = "X-User-Id", required = false) String userId) {
         authService.logout(userId);
         return Result.success();
     }
@@ -55,7 +55,7 @@ public class AuthController {
      */
     @Operation(summary = "刷新Token", description = "延长当前Token的有效期")
     @PostMapping("/refresh")
-    public Result<LoginVO> refreshToken(@Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") Long userId) {
+    public Result<LoginVO> refreshToken(@Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") String userId) {
         LoginVO vo = authService.refreshToken(userId);
         return Result.success(vo);
     }
@@ -65,7 +65,7 @@ public class AuthController {
      */
     @Operation(summary = "获取当前用户信息", description = "根据Token中的用户ID获取用户详情")
     @GetMapping("/info")
-    public Result<UserVO> getUserInfo(@Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") Long userId) {
+    public Result<UserVO> getUserInfo(@Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") String userId) {
         UserVO vo = authService.getUserInfo(userId);
         return Result.success(vo);
     }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/controller/ConfigController.java b/fund-sys/src/main/java/com/fundplatform/sys/controller/ConfigController.java
index 47120e7..88539ce 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/controller/ConfigController.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/controller/ConfigController.java
@@ -28,8 +28,8 @@ public class ConfigController {
      * 创建参数
      */
     @PostMapping
-    public Result<Long> create(@Valid @RequestBody ConfigDTO dto) {
-        Long id = configService.createConfig(dto);
+    public Result<String> create(@Valid @RequestBody ConfigDTO dto) {
+        String id = configService.createConfig(dto);
         return Result.success(id);
     }
 
@@ -46,7 +46,7 @@ public class ConfigController {
      * 根据ID查询参数
      */
     @GetMapping("/{id}")
-    public Result<ConfigVO> getById(@PathVariable Long id) {
+    public Result<ConfigVO> getById(@PathVariable String id) {
         ConfigVO vo = configService.getConfigById(id);
         return Result.success(vo);
     }
@@ -94,7 +94,7 @@ public class ConfigController {
      * 删除参数
      */
     @DeleteMapping("/{id}")
-    public Result<Boolean> delete(@PathVariable Long id) {
+    public Result<Boolean> delete(@PathVariable String id) {
         boolean result = configService.deleteConfig(id);
         return Result.success(result);
     }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/controller/DeptController.java b/fund-sys/src/main/java/com/fundplatform/sys/controller/DeptController.java
index b042729..0d4cd79 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/controller/DeptController.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/controller/DeptController.java
@@ -28,8 +28,8 @@ public class DeptController {
 
     @Operation(summary = "创建部门")
     @PostMapping
-    public Result<Long> create(@Valid @RequestBody DeptDTO dto) {
-        Long deptId = deptService.createDept(dto);
+    public Result<String> create(@Valid @RequestBody DeptDTO dto) {
+        String deptId = deptService.createDept(dto);
         return Result.success(deptId);
     }
 
@@ -42,7 +42,7 @@ public class DeptController {
 
     @Operation(summary = "根据ID查询部门")
     @GetMapping("/{id}")
-    public Result<DeptVO> getById(@Parameter(description = "部门ID") @PathVariable Long id) {
+    public Result<DeptVO> getById(@Parameter(description = "部门ID") @PathVariable String id) {
         DeptVO vo = deptService.getDeptById(id);
         return Result.success(vo);
     }
@@ -63,14 +63,14 @@ public class DeptController {
 
     @Operation(summary = "删除部门")
     @DeleteMapping("/{id}")
-    public Result<Boolean> delete(@Parameter(description = "部门ID") @PathVariable Long id) {
+    public Result<Boolean> delete(@Parameter(description = "部门ID") @PathVariable String id) {
         boolean result = deptService.deleteDept(id);
         return Result.success(result);
     }
 
     @Operation(summary = "更新部门状态")
     @PutMapping("/{id}/status")
-    public Result<Boolean> updateStatus(@Parameter(description = "部门ID") @PathVariable Long id, @Parameter(description = "状态：0禁用 1启用") @RequestParam Integer status) {
+    public Result<Boolean> updateStatus(@Parameter(description = "部门ID") @PathVariable String id, @Parameter(description = "状态：0禁用 1启用") @RequestParam Integer status) {
         boolean result = deptService.updateStatus(id, status);
         return Result.success(result);
     }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/controller/MenuController.java b/fund-sys/src/main/java/com/fundplatform/sys/controller/MenuController.java
index 7c1d870..a001f08 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/controller/MenuController.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/controller/MenuController.java
@@ -28,8 +28,8 @@ public class MenuController {
 
     @Operation(summary = "创建菜单/权限")
     @PostMapping
-    public Result<Long> create(@Valid @RequestBody MenuDTO dto) {
-        Long menuId = menuService.createMenu(dto);
+    public Result<String> create(@Valid @RequestBody MenuDTO dto) {
+        String menuId = menuService.createMenu(dto);
         return Result.success(menuId);
     }
 
@@ -42,7 +42,7 @@ public class MenuController {
 
     @Operation(summary = "根据ID查询菜单")
     @GetMapping("/{id}")
-    public Result<MenuVO> getById(@Parameter(description = "菜单ID") @PathVariable Long id) {
+    public Result<MenuVO> getById(@Parameter(description = "菜单ID") @PathVariable String id) {
         MenuVO vo = menuService.getMenuById(id);
         return Result.success(vo);
     }
@@ -56,14 +56,14 @@ public class MenuController {
 
     @Operation(summary = "获取用户菜单树", description = "根据用户ID获取其有权访问的菜单树")
     @GetMapping("/user/{userId}")
-    public Result<List<MenuVO>> getUserTree(@Parameter(description = "用户ID") @PathVariable Long userId) {
+    public Result<List<MenuVO>> getUserTree(@Parameter(description = "用户ID") @PathVariable String userId) {
         List<MenuVO> tree = menuService.getUserMenuTree(userId);
         return Result.success(tree);
     }
 
     @Operation(summary = "删除菜单/权限")
     @DeleteMapping("/{id}")
-    public Result<Boolean> delete(@Parameter(description = "菜单ID") @PathVariable Long id) {
+    public Result<Boolean> delete(@Parameter(description = "菜单ID") @PathVariable String id) {
         boolean result = menuService.deleteMenu(id);
         return Result.success(result);
     }
@@ -73,7 +73,7 @@ public class MenuController {
      */
     @Operation(summary = "获取用户权限标识列表", description = "返回用户拥有的所有权限标识字符串")
     @GetMapping("/permissions/{userId}")
-    public Result<List<String>> getUserPermissions(@Parameter(description = "用户ID") @PathVariable Long userId) {
+    public Result<List<String>> getUserPermissions(@Parameter(description = "用户ID") @PathVariable String userId) {
         List<String> permissions = menuService.getUserPermissions(userId);
         return Result.success(permissions);
     }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/controller/ProfileController.java b/fund-sys/src/main/java/com/fundplatform/sys/controller/ProfileController.java
index 5ee106c..0f26d5e 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/controller/ProfileController.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/controller/ProfileController.java
@@ -30,7 +30,7 @@ public class ProfileController {
      */
     @Operation(summary = "获取个人信息")
     @GetMapping
-    public Result<UserVO> getProfile(@Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") Long userId) {
+    public Result<UserVO> getProfile(@Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") String userId) {
         UserVO vo = userService.getUserById(userId);
         return Result.success(vo);
     }
@@ -41,7 +41,7 @@ public class ProfileController {
     @Operation(summary = "更新个人信息")
     @PutMapping
     public Result<Boolean> updateProfile(
-            @Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") Long userId,
+            @Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") String userId,
             @Valid @RequestBody ProfileDTO dto) {
         boolean result = userService.updateProfile(userId, dto);
         return Result.success(result);
@@ -53,7 +53,7 @@ public class ProfileController {
     @Operation(summary = "修改密码", description = "需要提供旧密码和新密码（MD5加密后传输）")
     @PutMapping("/password")
     public Result<Boolean> updatePassword(
-            @Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") Long userId,
+            @Parameter(description = "当前登录用户ID") @RequestHeader("X-User-Id") String userId,
             @Valid @RequestBody PasswordDTO dto) {
         boolean result = userService.updatePassword(userId, dto);
         return Result.success(result);
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/controller/RoleController.java b/fund-sys/src/main/java/com/fundplatform/sys/controller/RoleController.java
index e3df57b..042cafb 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/controller/RoleController.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/controller/RoleController.java
@@ -29,8 +29,8 @@ public class RoleController {
 
     @Operation(summary = "创建角色")
     @PostMapping
-    public Result<Long> create(@Valid @RequestBody RoleDTO dto) {
-        Long roleId = roleService.createRole(dto);
+    public Result<String> create(@Valid @RequestBody RoleDTO dto) {
+        String roleId = roleService.createRole(dto);
         return Result.success(roleId);
     }
 
@@ -43,7 +43,7 @@ public class RoleController {
 
     @Operation(summary = "根据ID查询角色")
     @GetMapping("/{id}")
-    public Result<RoleVO> getById(@Parameter(description = "角色ID") @PathVariable Long id) {
+    public Result<RoleVO> getById(@Parameter(description = "角色ID") @PathVariable String id) {
         RoleVO vo = roleService.getRoleById(id);
         return Result.success(vo);
     }
@@ -68,14 +68,14 @@ public class RoleController {
 
     @Operation(summary = "删除角色")
     @DeleteMapping("/{id}")
-    public Result<Boolean> delete(@Parameter(description = "角色ID") @PathVariable Long id) {
+    public Result<Boolean> delete(@Parameter(description = "角色ID") @PathVariable String id) {
         boolean result = roleService.deleteRole(id);
         return Result.success(result);
     }
 
     @Operation(summary = "更新角色状态")
     @PutMapping("/{id}/status")
-    public Result<Boolean> updateStatus(@Parameter(description = "角色ID") @PathVariable Long id, @Parameter(description = "状态：0禁用 1启用") @RequestParam Integer status) {
+    public Result<Boolean> updateStatus(@Parameter(description = "角色ID") @PathVariable String id, @Parameter(description = "状态：0禁用 1启用") @RequestParam Integer status) {
         boolean result = roleService.updateStatus(id, status);
         return Result.success(result);
     }
@@ -85,8 +85,8 @@ public class RoleController {
      */
     @Operation(summary = "获取角色的菜单ID列表")
     @GetMapping("/{id}/menus")
-    public Result<List<Long>> getRoleMenus(@Parameter(description = "角色ID") @PathVariable Long id) {
-        List<Long> menuIds = roleService.getRoleMenus(id);
+    public Result<List<String>> getRoleMenus(@Parameter(description = "角色ID") @PathVariable String id) {
+        List<String> menuIds = roleService.getRoleMenus(id);
         return Result.success(menuIds);
     }
 
@@ -95,7 +95,7 @@ public class RoleController {
      */
     @Operation(summary = "为角色分配菜单权限")
     @PutMapping("/{id}/menus")
-    public Result<Boolean> assignMenus(@Parameter(description = "角色ID") @PathVariable Long id, @RequestBody List<Long> menuIds) {
+    public Result<Boolean> assignMenus(@Parameter(description = "角色ID") @PathVariable String id, @RequestBody List<String> menuIds) {
         boolean result = roleService.assignMenus(id, menuIds);
         return Result.success(result);
     }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/controller/TenantController.java b/fund-sys/src/main/java/com/fundplatform/sys/controller/TenantController.java
index 6bd1eb4..5b39784 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/controller/TenantController.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/controller/TenantController.java
@@ -27,7 +27,7 @@ public class TenantController {
 
     @Operation(summary = "创建租户")
     @PostMapping
-    public Result<Long> create(@Valid @RequestBody TenantDTO dto) {
+    public Result<String> create(@Valid @RequestBody TenantDTO dto) {
         return Result.success(tenantService.createTenant(dto));
     }
 
@@ -39,7 +39,7 @@ public class TenantController {
 
     @Operation(summary = "根据ID查询租户")
     @GetMapping("/{id}")
-    public Result<TenantVO> getById(@Parameter(description = "租户ID") @PathVariable Long id) {
+    public Result<TenantVO> getById(@Parameter(description = "租户ID") @PathVariable String id) {
         return Result.success(tenantService.getTenantById(id));
     }
 
@@ -54,13 +54,13 @@ public class TenantController {
 
     @Operation(summary = "删除租户")
     @DeleteMapping("/{id}")
-    public Result<Boolean> delete(@Parameter(description = "租户ID") @PathVariable Long id) {
+    public Result<Boolean> delete(@Parameter(description = "租户ID") @PathVariable String id) {
         return Result.success(tenantService.deleteTenant(id));
     }
 
     @Operation(summary = "更新租户状态")
     @PutMapping("/{id}/status")
-    public Result<Boolean> updateStatus(@Parameter(description = "租户ID") @PathVariable Long id, @Parameter(description = "状态：0禁用 1启用 2过期") @RequestParam Integer status) {
+    public Result<Boolean> updateStatus(@Parameter(description = "租户ID") @PathVariable String id, @Parameter(description = "状态：0禁用 1启用 2过期") @RequestParam Integer status) {
         return Result.success(tenantService.updateStatus(id, status));
     }
 }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/controller/UserController.java b/fund-sys/src/main/java/com/fundplatform/sys/controller/UserController.java
index ceb58d5..a824ba1 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/controller/UserController.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/controller/UserController.java
@@ -30,8 +30,8 @@ public class UserController {
      */
     @Operation(summary = "创建用户")
     @PostMapping
-    public Result<Long> create(@Valid @RequestBody UserDTO dto) {
-        Long userId = userService.createUser(dto);
+    public Result<String> create(@Valid @RequestBody UserDTO dto) {
+        String userId = userService.createUser(dto);
         return Result.success(userId);
     }
 
@@ -50,7 +50,7 @@ public class UserController {
      */
     @Operation(summary = "根据ID查询用户")
     @GetMapping("/{id}")
-    public Result<UserVO> getById(@Parameter(description = "用户ID") @PathVariable Long id) {
+    public Result<UserVO> getById(@Parameter(description = "用户ID") @PathVariable String id) {
         UserVO vo = userService.getUserById(id);
         return Result.success(vo);
     }
@@ -65,7 +65,7 @@ public class UserController {
             @Parameter(description = "每页条数") @RequestParam(defaultValue = "10") int pageSize,
             @Parameter(description = "用户名（模糊查询）") @RequestParam(required = false) String username,
             @Parameter(description = "状态：0禁用 1启用") @RequestParam(required = false) Integer status,
-            @Parameter(description = "部门ID") @RequestParam(required = false) Long deptId) {
+            @Parameter(description = "部门ID") @RequestParam(required = false) String deptId) {
         Page<UserVO> page = userService.pageUsers(pageNum, pageSize, username, status, deptId);
         return Result.success(page);
     }
@@ -75,7 +75,7 @@ public class UserController {
      */
     @Operation(summary = "删除用户（逻辑删除）")
     @DeleteMapping("/{id}")
-    public Result<Boolean> delete(@Parameter(description = "用户ID") @PathVariable Long id) {
+    public Result<Boolean> delete(@Parameter(description = "用户ID") @PathVariable String id) {
         boolean result = userService.deleteUser(id);
         return Result.success(result);
     }
@@ -85,7 +85,7 @@ public class UserController {
      */
     @Operation(summary = "批量删除用户")
     @DeleteMapping("/batch")
-    public Result<Boolean> batchDelete(@RequestBody Long[] ids) {
+    public Result<Boolean> batchDelete(@RequestBody String[] ids) {
         boolean result = userService.batchDeleteUsers(ids);
         return Result.success(result);
     }
@@ -95,7 +95,7 @@ public class UserController {
      */
     @Operation(summary = "重置用户密码", description = "将用户密码重置为系统默认密码")
     @PutMapping("/{id}/reset-password")
-    public Result<Boolean> resetPassword(@Parameter(description = "用户ID") @PathVariable Long id) {
+    public Result<Boolean> resetPassword(@Parameter(description = "用户ID") @PathVariable String id) {
         boolean result = userService.resetPassword(id);
         return Result.success(result);
     }
@@ -105,7 +105,7 @@ public class UserController {
      */
     @Operation(summary = "更新用户状态")
     @PutMapping("/{id}/status")
-    public Result<Boolean> updateStatus(@Parameter(description = "用户ID") @PathVariable Long id, @Parameter(description = "状态：0禁用 1启用") @RequestParam Integer status) {
+    public Result<Boolean> updateStatus(@Parameter(description = "用户ID") @PathVariable String id, @Parameter(description = "状态：0禁用 1启用") @RequestParam Integer status) {
         boolean result = userService.updateStatus(id, status);
         return Result.success(result);
     }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/OperationLog.java b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/OperationLog.java
index 280a6f2..445c256 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/OperationLog.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/OperationLog.java
@@ -1,6 +1,5 @@
 package com.fundplatform.sys.data.entity;
 
-import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 
@@ -12,10 +11,10 @@ import java.time.LocalDateTime;
 @TableName("sys_operation_log")
 public class OperationLog {
 
-    @TableId(type = IdType.AUTO)
-    private Long logId;
+    @TableId
+    private String logId;
 
-    private Long userId;
+    private String userId;
 
     private String username;
 
@@ -37,19 +36,19 @@ public class OperationLog {
 
     private String errorMsg;
 
-    public Long getLogId() {
+    public String getLogId() {
         return logId;
     }
 
-    public void setLogId(Long logId) {
+    public void setLogId(String logId) {
         this.logId = logId;
     }
 
-    public Long getUserId() {
+    public String getUserId() {
         return userId;
     }
 
-    public void setUserId(Long userId) {
+    public void setUserId(String userId) {
         this.userId = userId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysDept.java b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysDept.java
index e646fde..fe97c1d 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysDept.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysDept.java
@@ -9,7 +9,7 @@ import com.fundplatform.common.core.BaseEntity;
 @TableName("sys_dept")
 public class SysDept extends BaseEntity {
 
-    private Long parentId;
+    private String parentId;
     private String deptCode;
     private String deptName;
     private String deptLeader;
@@ -18,11 +18,11 @@ public class SysDept extends BaseEntity {
     private Integer sortOrder;
     private Integer status;
 
-    public Long getParentId() {
+    public String getParentId() {
         return parentId;
     }
 
-    public void setParentId(Long parentId) {
+    public void setParentId(String parentId) {
         this.parentId = parentId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysMenu.java b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysMenu.java
index 758b873..f2ca3d5 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysMenu.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysMenu.java
@@ -9,7 +9,7 @@ import com.fundplatform.common.core.BaseEntity;
 @TableName("sys_menu")
 public class SysMenu extends BaseEntity {
 
-    private Long parentId;
+    private String parentId;
     private String menuName;
     private Integer menuType;
     private String menuPath;
@@ -20,11 +20,11 @@ public class SysMenu extends BaseEntity {
     private Integer visible;
     private Integer status;
 
-    public Long getParentId() {
+    public String getParentId() {
         return parentId;
     }
 
-    public void setParentId(Long parentId) {
+    public void setParentId(String parentId) {
         this.parentId = parentId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysTenant.java b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysTenant.java
index e30562f..72bf41e 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysTenant.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysTenant.java
@@ -14,13 +14,13 @@ public class SysTenant extends BaseEntity {
 
     /** 租户表不需要tenant_id字段 */
     @TableField(exist = false)
-    private Long tenantId;
+    private String tenantId;
 
-    public Long getTenantId() {
+    public String getTenantId() {
         return tenantId;
     }
 
-    public void setTenantId(Long tenantId) {
+    public void setTenantId(String tenantId) {
         this.tenantId = tenantId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysUser.java b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysUser.java
index 4f03efe..9f85771 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysUser.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/data/entity/SysUser.java
@@ -14,7 +14,7 @@ public class SysUser extends BaseEntity {
     private String realName;
     private String phone;
     private String email;
-    private Long deptId;
+    private String deptId;
     private Integer status;
     private String avatar;
 
@@ -59,11 +59,11 @@ public class SysUser extends BaseEntity {
         this.email = email;
     }
 
-    public Long getDeptId() {
+    public String getDeptId() {
         return deptId;
     }
 
-    public void setDeptId(Long deptId) {
+    public void setDeptId(String deptId) {
         this.deptId = deptId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/dto/ConfigDTO.java b/fund-sys/src/main/java/com/fundplatform/sys/dto/ConfigDTO.java
index 730c01f..c562706 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/dto/ConfigDTO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/dto/ConfigDTO.java
@@ -7,7 +7,7 @@ import jakarta.validation.constraints.NotBlank;
  */
 public class ConfigDTO {
 
-    private Long id;
+    private String id;
 
     @NotBlank(message = "参数键不能为空")
     private String configKey;
@@ -28,11 +28,11 @@ public class ConfigDTO {
 
     private Integer sortOrder;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/dto/DeptDTO.java b/fund-sys/src/main/java/com/fundplatform/sys/dto/DeptDTO.java
index 1bc3d24..33e93da 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/dto/DeptDTO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/dto/DeptDTO.java
@@ -8,9 +8,9 @@ import jakarta.validation.constraints.Size;
  */
 public class DeptDTO {
 
-    private Long id;
+    private String id;
 
-    private Long parentId;
+    private String parentId;
 
     @NotBlank(message = "部门编码不能为空")
     @Size(max = 50, message = "部门编码不能超过50个字符")
@@ -33,19 +33,19 @@ public class DeptDTO {
 
     private String remark;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
-    public Long getParentId() {
+    public String getParentId() {
         return parentId;
     }
 
-    public void setParentId(Long parentId) {
+    public void setParentId(String parentId) {
         this.parentId = parentId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/dto/MenuDTO.java b/fund-sys/src/main/java/com/fundplatform/sys/dto/MenuDTO.java
index 8d79d74..07906ed 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/dto/MenuDTO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/dto/MenuDTO.java
@@ -8,9 +8,9 @@ import jakarta.validation.constraints.Size;
  */
 public class MenuDTO {
 
-    private Long id;
+    private String id;
 
-    private Long parentId;
+    private String parentId;
 
     @NotBlank(message = "菜单名称不能为空")
     @Size(max = 50, message = "菜单名称不能超过50个字符")
@@ -38,19 +38,19 @@ public class MenuDTO {
 
     private String remark;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
-    public Long getParentId() {
+    public String getParentId() {
         return parentId;
     }
 
-    public void setParentId(Long parentId) {
+    public void setParentId(String parentId) {
         this.parentId = parentId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/dto/RoleDTO.java b/fund-sys/src/main/java/com/fundplatform/sys/dto/RoleDTO.java
index 9b5ae4b..121a2c8 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/dto/RoleDTO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/dto/RoleDTO.java
@@ -8,7 +8,7 @@ import jakarta.validation.constraints.Size;
  */
 public class RoleDTO {
 
-    private Long id;
+    private String id;
 
     @NotBlank(message = "角色编码不能为空")
     @Size(max = 50, message = "角色编码不能超过50个字符")
@@ -26,11 +26,11 @@ public class RoleDTO {
 
     private String remark;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/dto/TenantDTO.java b/fund-sys/src/main/java/com/fundplatform/sys/dto/TenantDTO.java
index 7c97076..05469ec 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/dto/TenantDTO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/dto/TenantDTO.java
@@ -10,7 +10,7 @@ import java.time.LocalDateTime;
  */
 public class TenantDTO {
 
-    private Long id;
+    private String id;
 
     @NotBlank(message = "租户编码不能为空")
     @Size(max = 50, message = "租户编码长度不能超过50")
@@ -41,11 +41,11 @@ public class TenantDTO {
     @Size(max = 500, message = "备注长度不能超过500")
     private String remark;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/dto/UserDTO.java b/fund-sys/src/main/java/com/fundplatform/sys/dto/UserDTO.java
index 1b3494d..4085121 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/dto/UserDTO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/dto/UserDTO.java
@@ -9,7 +9,7 @@ import jakarta.validation.constraints.Size;
  */
 public class UserDTO {
 
-    private Long id;
+    private String id;
 
     @NotBlank(message = "用户名不能为空")
     @Size(min = 3, max = 50, message = "用户名长度必须在3-50个字符之间")
@@ -28,7 +28,7 @@ public class UserDTO {
     @Pattern(regexp = "^$|^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,}$", message = "邮箱格式不正确")
     private String email;
 
-    private Long deptId;
+    private String deptId;
 
     private Integer status;
 
@@ -36,11 +36,11 @@ public class UserDTO {
 
     private String remark;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
@@ -84,11 +84,11 @@ public class UserDTO {
         this.email = email;
     }
 
-    public Long getDeptId() {
+    public String getDeptId() {
         return deptId;
     }
 
-    public void setDeptId(Long deptId) {
+    public void setDeptId(String deptId) {
         this.deptId = deptId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/AuthService.java b/fund-sys/src/main/java/com/fundplatform/sys/service/AuthService.java
index 9ef970c..df857de 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/AuthService.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/AuthService.java
@@ -17,15 +17,15 @@ public interface AuthService {
     /**
      * 用户登出
      */
-    void logout(Long userId);
+    void logout(String userId);
 
     /**
      * 刷新Token
      */
-    LoginVO refreshToken(Long userId);
+    LoginVO refreshToken(String userId);
 
     /**
      * 获取当前用户信息
      */
-    UserVO getUserInfo(Long userId);
+    UserVO getUserInfo(String userId);
 }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/ConfigService.java b/fund-sys/src/main/java/com/fundplatform/sys/service/ConfigService.java
index 8b5df5d..c5058f3 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/ConfigService.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/ConfigService.java
@@ -15,7 +15,7 @@ public interface ConfigService {
     /**
      * 创建参数
      */
-    Long createConfig(ConfigDTO dto);
+    String createConfig(ConfigDTO dto);
 
     /**
      * 更新参数
@@ -25,7 +25,7 @@ public interface ConfigService {
     /**
      * 根据ID查询参数
      */
-    ConfigVO getConfigById(Long id);
+    ConfigVO getConfigById(String id);
 
     /**
      * 根据参数键查询值
@@ -50,7 +50,7 @@ public interface ConfigService {
     /**
      * 删除参数
      */
-    boolean deleteConfig(Long id);
+    boolean deleteConfig(String id);
 
     /**
      * 批量更新参数值
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/DeptService.java b/fund-sys/src/main/java/com/fundplatform/sys/service/DeptService.java
index 40c87d7..a612f39 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/DeptService.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/DeptService.java
@@ -10,17 +10,17 @@ import java.util.List;
  */
 public interface DeptService {
 
-    Long createDept(DeptDTO dto);
+    String createDept(DeptDTO dto);
 
     boolean updateDept(DeptDTO dto);
 
-    DeptVO getDeptById(Long id);
+    DeptVO getDeptById(String id);
 
     List<DeptVO> getDeptTree();
 
     List<DeptVO> listAllDepts();
 
-    boolean deleteDept(Long id);
+    boolean deleteDept(String id);
 
-    boolean updateStatus(Long id, Integer status);
+    boolean updateStatus(String id, Integer status);
 }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/MenuService.java b/fund-sys/src/main/java/com/fundplatform/sys/service/MenuService.java
index 047267a..473a5ac 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/MenuService.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/MenuService.java
@@ -13,7 +13,7 @@ public interface MenuService {
     /**
      * 创建菜单
      */
-    Long createMenu(MenuDTO dto);
+    String createMenu(MenuDTO dto);
 
     /**
      * 更新菜单
@@ -23,7 +23,7 @@ public interface MenuService {
     /**
      * 根据ID查询菜单
      */
-    MenuVO getMenuById(Long id);
+    MenuVO getMenuById(String id);
 
     /**
      * 查询菜单树
@@ -33,15 +33,15 @@ public interface MenuService {
     /**
      * 查询用户菜单树
      */
-    List<MenuVO> getUserMenuTree(Long userId);
+    List<MenuVO> getUserMenuTree(String userId);
 
     /**
      * 删除菜单
      */
-    boolean deleteMenu(Long id);
+    boolean deleteMenu(String id);
 
     /**
      * 获取用户权限标识列表
      */
-    List<String> getUserPermissions(Long userId);
+    List<String> getUserPermissions(String userId);
 }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/RoleService.java b/fund-sys/src/main/java/com/fundplatform/sys/service/RoleService.java
index 0a8af3d..86f8cb2 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/RoleService.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/RoleService.java
@@ -14,7 +14,7 @@ public interface RoleService {
     /**
      * 创建角色
      */
-    Long createRole(RoleDTO dto);
+    String createRole(RoleDTO dto);
 
     /**
      * 更新角色
@@ -24,7 +24,7 @@ public interface RoleService {
     /**
      * 根据ID查询角色
      */
-    RoleVO getRoleById(Long id);
+    RoleVO getRoleById(String id);
 
     /**
      * 分页查询角色
@@ -39,20 +39,20 @@ public interface RoleService {
     /**
      * 删除角色
      */
-    boolean deleteRole(Long id);
+    boolean deleteRole(String id);
 
     /**
      * 更新角色状态
      */
-    boolean updateStatus(Long id, Integer status);
+    boolean updateStatus(String id, Integer status);
 
     /**
      * 获取角色菜单ID列表
      */
-    List<Long> getRoleMenus(Long roleId);
+    List<String> getRoleMenus(String roleId);
 
     /**
      * 分配菜单权限
      */
-    boolean assignMenus(Long roleId, List<Long> menuIds);
+    boolean assignMenus(String roleId, List<String> menuIds);
 }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/TenantService.java b/fund-sys/src/main/java/com/fundplatform/sys/service/TenantService.java
index 97f592c..3dacf7e 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/TenantService.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/TenantService.java
@@ -9,15 +9,15 @@ import com.fundplatform.sys.vo.TenantVO;
  */
 public interface TenantService {
 
-    Long createTenant(TenantDTO dto);
+    String createTenant(TenantDTO dto);
 
     boolean updateTenant(TenantDTO dto);
 
-    TenantVO getTenantById(Long id);
+    TenantVO getTenantById(String id);
 
     Page<TenantVO> pageTenants(int pageNum, int pageSize, String keyword);
 
-    boolean deleteTenant(Long id);
+    boolean deleteTenant(String id);
 
-    boolean updateStatus(Long id, Integer status);
+    boolean updateStatus(String id, Integer status);
 }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/UserService.java b/fund-sys/src/main/java/com/fundplatform/sys/service/UserService.java
index da90ae7..2e24eb2 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/UserService.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/UserService.java
@@ -17,7 +17,7 @@ public interface UserService {
      * @param dto 用户DTO
      * @return 用户ID
      */
-    Long createUser(UserDTO dto);
+    String createUser(UserDTO dto);
 
     /**
      * 更新用户
@@ -33,7 +33,7 @@ public interface UserService {
      * @param id 用户ID
      * @return 用户VO
      */
-    UserVO getUserById(Long id);
+    UserVO getUserById(String id);
 
     /**
      * 分页查询用户
@@ -45,7 +45,7 @@ public interface UserService {
      * @param deptId   部门ID
      * @return 分页数据
      */
-    Page<UserVO> pageUsers(int pageNum, int pageSize, String username, Integer status, Long deptId);
+    Page<UserVO> pageUsers(int pageNum, int pageSize, String username, Integer status, String deptId);
 
     /**
      * 删除用户
@@ -53,7 +53,7 @@ public interface UserService {
      * @param id 用户ID
      * @return 是否成功
      */
-    boolean deleteUser(Long id);
+    boolean deleteUser(String id);
 
     /**
      * 批量删除用户
@@ -61,7 +61,7 @@ public interface UserService {
      * @param ids 用户ID列表
      * @return 是否成功
      */
-    boolean batchDeleteUsers(Long[] ids);
+    boolean batchDeleteUsers(String[] ids);
 
     /**
      * 重置密码
@@ -69,7 +69,7 @@ public interface UserService {
      * @param id 用户ID
      * @return 是否成功
      */
-    boolean resetPassword(Long id);
+    boolean resetPassword(String id);
 
     /**
      * 更新用户状态
@@ -78,7 +78,7 @@ public interface UserService {
      * @param status 状态
      * @return 是否成功
      */
-    boolean updateStatus(Long id, Integer status);
+    boolean updateStatus(String id, Integer status);
 
     /**
      * 更新个人信息
@@ -87,7 +87,7 @@ public interface UserService {
      * @param dto    个人信息DTO
      * @return 是否成功
      */
-    boolean updateProfile(Long userId, ProfileDTO dto);
+    boolean updateProfile(String userId, ProfileDTO dto);
 
     /**
      * 修改密码
@@ -96,5 +96,5 @@ public interface UserService {
      * @param dto    密码DTO
      * @return 是否成功
      */
-    boolean updatePassword(Long userId, PasswordDTO dto);
+    boolean updatePassword(String userId, PasswordDTO dto);
 }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/AuthServiceImpl.java b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/AuthServiceImpl.java
index 27cabe9..29d9fe6 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/AuthServiceImpl.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/AuthServiceImpl.java
@@ -70,14 +70,14 @@ public class AuthServiceImpl implements AuthService {
     }
 
     @Override
-    public void logout(Long userId) {
+    public void logout(String userId) {
         // 清除用户所有Token（强制登出所有设备）
         // 如果只需要登出当前设备，需要从前端传递token
         tokenService.deleteAllUserTokens(userId);
     }
 
     @Override
-    public LoginVO refreshToken(Long userId) {
+    public LoginVO refreshToken(String userId) {
         SysUser user = userDataService.getById(userId);
         if (user == null) {
             throw new RuntimeException("用户不存在");
@@ -95,7 +95,7 @@ public class AuthServiceImpl implements AuthService {
     }
 
     @Override
-    public UserVO getUserInfo(Long userId) {
+    public UserVO getUserInfo(String userId) {
         SysUser user = userDataService.getById(userId);
         if (user == null) {
             throw new RuntimeException("用户不存在");
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/ConfigServiceImpl.java b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/ConfigServiceImpl.java
index 4a9841c..426f232 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/ConfigServiceImpl.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/ConfigServiceImpl.java
@@ -33,7 +33,7 @@ public class ConfigServiceImpl implements ConfigService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public Long createConfig(ConfigDTO dto) {
+    public String createConfig(ConfigDTO dto) {
         // 检查key是否已存在
         LambdaQueryWrapper<SysConfig> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(SysConfig::getConfigKey, dto.getConfigKey());
@@ -87,7 +87,7 @@ public class ConfigServiceImpl implements ConfigService {
     }
 
     @Override
-    public ConfigVO getConfigById(Long id) {
+    public ConfigVO getConfigById(String id) {
         SysConfig config = configDataService.getById(id);
         if (config == null || config.getDeleted() == 1) {
             throw new RuntimeException("参数不存在");
@@ -157,7 +157,7 @@ public class ConfigServiceImpl implements ConfigService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean deleteConfig(Long id) {
+    public boolean deleteConfig(String id) {
         SysConfig existing = configDataService.getById(id);
         if (existing == null || existing.getDeleted() == 1) {
             throw new RuntimeException("参数不存在");
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/DeptServiceImpl.java b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/DeptServiceImpl.java
index df5a5fa..6571099 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/DeptServiceImpl.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/DeptServiceImpl.java
@@ -34,7 +34,7 @@ public class DeptServiceImpl implements DeptService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public Long createDept(DeptDTO dto) {
+    public String createDept(DeptDTO dto) {
         LambdaQueryWrapper<SysDept> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(SysDept::getDeptCode, dto.getDeptCode());
         wrapper.eq(SysDept::getDeleted, 0);
@@ -43,7 +43,7 @@ public class DeptServiceImpl implements DeptService {
         }
 
         SysDept dept = new SysDept();
-        dept.setParentId(dto.getParentId() != null ? dto.getParentId() : 0L);
+        dept.setParentId(dto.getParentId() != null ? dto.getParentId() : "0");
         dept.setDeptCode(dto.getDeptCode());
         dept.setDeptName(dto.getDeptName());
         dept.setDeptLeader(dto.getDeptLeader());
@@ -88,7 +88,7 @@ public class DeptServiceImpl implements DeptService {
     }
 
     @Override
-    public DeptVO getDeptById(Long id) {
+    public DeptVO getDeptById(String id) {
         SysDept dept = deptDataService.getById(id);
         if (dept == null || dept.getDeleted() == 1) {
             throw new RuntimeException("部门不存在");
@@ -104,7 +104,7 @@ public class DeptServiceImpl implements DeptService {
         wrapper.orderByAsc(SysDept::getSortOrder);
 
         List<SysDept> depts = deptDataService.list(wrapper);
-        return buildDeptTree(depts, 0L);
+        return buildDeptTree(depts, "0");
     }
 
     @Override
@@ -117,7 +117,7 @@ public class DeptServiceImpl implements DeptService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean deleteDept(Long id) {
+    public boolean deleteDept(String id) {
         LambdaQueryWrapper<SysDept> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(SysDept::getParentId, id);
         wrapper.eq(SysDept::getDeleted, 0);
@@ -136,7 +136,7 @@ public class DeptServiceImpl implements DeptService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean updateStatus(Long id, Integer status) {
+    public boolean updateStatus(String id, Integer status) {
         LambdaUpdateWrapper<SysDept> wrapper = new LambdaUpdateWrapper<>();
         wrapper.eq(SysDept::getId, id);
         wrapper.set(SysDept::getStatus, status);
@@ -146,10 +146,10 @@ public class DeptServiceImpl implements DeptService {
         return result;
     }
 
-    private List<DeptVO> buildDeptTree(List<SysDept> depts, Long parentId) {
+    private List<DeptVO> buildDeptTree(List<SysDept> depts, String parentId) {
         List<DeptVO> tree = new ArrayList<>();
 
-        Map<Long, List<SysDept>> deptMap = depts.stream()
+        Map<String, List<SysDept>> deptMap = depts.stream()
                 .collect(Collectors.groupingBy(SysDept::getParentId));
 
         List<SysDept> rootDepts = deptMap.getOrDefault(parentId, new ArrayList<>());
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/MenuServiceImpl.java b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/MenuServiceImpl.java
index 52f4534..3487bcd 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/MenuServiceImpl.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/MenuServiceImpl.java
@@ -34,9 +34,9 @@ public class MenuServiceImpl implements MenuService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public Long createMenu(MenuDTO dto) {
+    public String createMenu(MenuDTO dto) {
         SysMenu menu = new SysMenu();
-        menu.setParentId(dto.getParentId() != null ? dto.getParentId() : 0L);
+        menu.setParentId(dto.getParentId() != null ? dto.getParentId() : "0");
         menu.setMenuName(dto.getMenuName());
         menu.setMenuType(dto.getMenuType() != null ? dto.getMenuType() : 1);
         menu.setMenuPath(dto.getMenuPath());
@@ -86,7 +86,7 @@ public class MenuServiceImpl implements MenuService {
     }
 
     @Override
-    public MenuVO getMenuById(Long id) {
+    public MenuVO getMenuById(String id) {
         SysMenu menu = menuDataService.getById(id);
         if (menu == null || menu.getDeleted() == 1) {
             throw new RuntimeException("菜单不存在");
@@ -102,18 +102,18 @@ public class MenuServiceImpl implements MenuService {
         wrapper.orderByAsc(SysMenu::getSortOrder);
 
         List<SysMenu> menus = menuDataService.list(wrapper);
-        return buildMenuTree(menus, 0L);
+        return buildMenuTree(menus, "0");
     }
 
     @Override
-    public List<MenuVO> getUserMenuTree(Long userId) {
+    public List<MenuVO> getUserMenuTree(String userId) {
         // TODO: 根据用户角色查询菜单
         return getMenuTree();
     }
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean deleteMenu(Long id) {
+    public boolean deleteMenu(String id) {
         // 检查是否有子菜单
         LambdaQueryWrapper<SysMenu> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(SysMenu::getParentId, id);
@@ -132,7 +132,7 @@ public class MenuServiceImpl implements MenuService {
     }
 
     @Override
-    public List<String> getUserPermissions(Long userId) {
+    public List<String> getUserPermissions(String userId) {
         // 查询所有启用的菜单/按钮
         LambdaQueryWrapper<SysMenu> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(SysMenu::getDeleted, 0);
@@ -150,10 +150,10 @@ public class MenuServiceImpl implements MenuService {
                 .collect(Collectors.toList());
     }
 
-    private List<MenuVO> buildMenuTree(List<SysMenu> menus, Long parentId) {
+    private List<MenuVO> buildMenuTree(List<SysMenu> menus, String parentId) {
         List<MenuVO> tree = new ArrayList<>();
         
-        Map<Long, List<SysMenu>> menuMap = menus.stream()
+        Map<String, List<SysMenu>> menuMap = menus.stream()
                 .collect(Collectors.groupingBy(SysMenu::getParentId));
 
         List<SysMenu> rootMenus = menuMap.getOrDefault(parentId, new ArrayList<>());
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/RoleServiceImpl.java b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/RoleServiceImpl.java
index 4bc6c3d..d1feea4 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/RoleServiceImpl.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/RoleServiceImpl.java
@@ -33,7 +33,7 @@ public class RoleServiceImpl implements RoleService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public Long createRole(RoleDTO dto) {
+    public String createRole(RoleDTO dto) {
         // 检查角色编码是否存在
         LambdaQueryWrapper<SysRole> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(SysRole::getRoleCode, dto.getRoleCode());
@@ -82,7 +82,7 @@ public class RoleServiceImpl implements RoleService {
     }
 
     @Override
-    public RoleVO getRoleById(Long id) {
+    public RoleVO getRoleById(String id) {
         SysRole role = roleDataService.getById(id);
         if (role == null || role.getDeleted() == 1) {
             throw new RuntimeException("角色不存在");
@@ -122,7 +122,7 @@ public class RoleServiceImpl implements RoleService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean deleteRole(Long id) {
+    public boolean deleteRole(String id) {
         LambdaUpdateWrapper<SysRole> wrapper = new LambdaUpdateWrapper<>();
         wrapper.eq(SysRole::getId, id);
         wrapper.set(SysRole::getDeleted, 1);
@@ -134,7 +134,7 @@ public class RoleServiceImpl implements RoleService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean updateStatus(Long id, Integer status) {
+    public boolean updateStatus(String id, Integer status) {
         LambdaUpdateWrapper<SysRole> wrapper = new LambdaUpdateWrapper<>();
         wrapper.eq(SysRole::getId, id);
         wrapper.set(SysRole::getStatus, status);
@@ -145,7 +145,7 @@ public class RoleServiceImpl implements RoleService {
     }
 
     @Override
-    public List<Long> getRoleMenus(Long roleId) {
+    public List<String> getRoleMenus(String roleId) {
         // TODO: 从sys_role_menu表查询角色关联的菜单ID
         // 目前返回空列表
         log.info("获取角色菜单: roleId={}", roleId);
@@ -154,7 +154,7 @@ public class RoleServiceImpl implements RoleService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean assignMenus(Long roleId, List<Long> menuIds) {
+    public boolean assignMenus(String roleId, List<String> menuIds) {
         // TODO: 实现角色菜单关联
         log.info("分配角色菜单: roleId={}, menuIds={}", roleId, menuIds);
         return true;
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/TenantServiceImpl.java b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/TenantServiceImpl.java
index 2c0f9bb..6387387 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/TenantServiceImpl.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/TenantServiceImpl.java
@@ -30,7 +30,7 @@ public class TenantServiceImpl implements TenantService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public Long createTenant(TenantDTO dto) {
+    public String createTenant(TenantDTO dto) {
         // 检查编码是否重复
         LambdaQueryWrapper<SysTenant> checkWrapper = new LambdaQueryWrapper<>();
         checkWrapper.eq(SysTenant::getTenantCode, dto.getTenantCode());
@@ -101,7 +101,7 @@ public class TenantServiceImpl implements TenantService {
     }
 
     @Override
-    public TenantVO getTenantById(Long id) {
+    public TenantVO getTenantById(String id) {
         SysTenant tenant = tenantDataService.getById(id);
         if (tenant == null || tenant.getDeleted() == 1) {
             throw new RuntimeException("租户不存在");
@@ -134,7 +134,7 @@ public class TenantServiceImpl implements TenantService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean deleteTenant(Long id) {
+    public boolean deleteTenant(String id) {
         SysTenant existing = tenantDataService.getById(id);
         if (existing == null || existing.getDeleted() == 1) {
             throw new RuntimeException("租户不存在");
@@ -156,7 +156,7 @@ public class TenantServiceImpl implements TenantService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean updateStatus(Long id, Integer status) {
+    public boolean updateStatus(String id, Integer status) {
         SysTenant existing = tenantDataService.getById(id);
         if (existing == null || existing.getDeleted() == 1) {
             throw new RuntimeException("租户不存在");
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/UserServiceImpl.java b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/UserServiceImpl.java
index d6e4e62..09163ad 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/service/impl/UserServiceImpl.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/service/impl/UserServiceImpl.java
@@ -38,7 +38,7 @@ public class UserServiceImpl implements UserService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public Long createUser(UserDTO dto) {
+    public String createUser(UserDTO dto) {
         // 检查用户名是否存在
         LambdaQueryWrapper<SysUser> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(SysUser::getUsername, dto.getUsername());
@@ -115,7 +115,7 @@ public class UserServiceImpl implements UserService {
     }
 
     @Override
-    public UserVO getUserById(Long id) {
+    public UserVO getUserById(String id) {
         SysUser user = userDataService.getById(id);
         if (user == null || user.getDeleted() == 1) {
             throw new RuntimeException("用户不存在");
@@ -124,7 +124,7 @@ public class UserServiceImpl implements UserService {
     }
 
     @Override
-    public Page<UserVO> pageUsers(int pageNum, int pageSize, String username, Integer status, Long deptId) {
+    public Page<UserVO> pageUsers(int pageNum, int pageSize, String username, Integer status, String deptId) {
         Page<SysUser> page = new Page<>(pageNum, pageSize);
         LambdaQueryWrapper<SysUser> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(SysUser::getDeleted, 0);
@@ -150,7 +150,7 @@ public class UserServiceImpl implements UserService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean deleteUser(Long id) {
+    public boolean deleteUser(String id) {
         LambdaUpdateWrapper<SysUser> wrapper = new LambdaUpdateWrapper<>();
         wrapper.eq(SysUser::getId, id);
         wrapper.set(SysUser::getDeleted, 1);
@@ -162,7 +162,7 @@ public class UserServiceImpl implements UserService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean batchDeleteUsers(Long[] ids) {
+    public boolean batchDeleteUsers(String[] ids) {
         if (ids == null || ids.length == 0) {
             return false;
         }
@@ -177,7 +177,7 @@ public class UserServiceImpl implements UserService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean resetPassword(Long id) {
+    public boolean resetPassword(String id) {
         String defaultPassword = "123456";
         String md5Password = Md5Util.encrypt(defaultPassword);
         log.info("重置用户密码 - userId={}, 原始密码：{}, MD5: {}", id, defaultPassword, md5Password);
@@ -192,7 +192,7 @@ public class UserServiceImpl implements UserService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean updateStatus(Long id, Integer status) {
+    public boolean updateStatus(String id, Integer status) {
         LambdaUpdateWrapper<SysUser> wrapper = new LambdaUpdateWrapper<>();
         wrapper.eq(SysUser::getId, id);
         wrapper.set(SysUser::getStatus, status);
@@ -204,7 +204,7 @@ public class UserServiceImpl implements UserService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean updateProfile(Long userId, ProfileDTO dto) {
+    public boolean updateProfile(String userId, ProfileDTO dto) {
         SysUser user = userDataService.getById(userId);
         if (user == null || user.getDeleted() == 1) {
             throw new RuntimeException("用户不存在");
@@ -227,7 +227,7 @@ public class UserServiceImpl implements UserService {
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public boolean updatePassword(Long userId, PasswordDTO dto) {
+    public boolean updatePassword(String userId, PasswordDTO dto) {
         // 验证新密码和确认密码一致
         if (!dto.getNewPassword().equals(dto.getConfirmPassword())) {
             throw new RuntimeException("新密码和确认密码不一致");
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/vo/ConfigVO.java b/fund-sys/src/main/java/com/fundplatform/sys/vo/ConfigVO.java
index b01c84f..3e6ef2c 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/vo/ConfigVO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/vo/ConfigVO.java
@@ -7,7 +7,7 @@ import java.time.LocalDateTime;
  */
 public class ConfigVO {
 
-    private Long id;
+    private String id;
     private String configKey;
     private String configValue;
     private String configType;
@@ -20,11 +20,11 @@ public class ConfigVO {
     private LocalDateTime createdTime;
     private LocalDateTime updatedTime;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/vo/DeptVO.java b/fund-sys/src/main/java/com/fundplatform/sys/vo/DeptVO.java
index d543fc4..1707e08 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/vo/DeptVO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/vo/DeptVO.java
@@ -8,8 +8,8 @@ import java.util.List;
  */
 public class DeptVO {
 
-    private Long id;
-    private Long parentId;
+    private String id;
+    private String parentId;
     private String parentName;
     private String deptCode;
     private String deptName;
@@ -18,26 +18,26 @@ public class DeptVO {
     private String email;
     private Integer sortOrder;
     private Integer status;
-    private Long tenantId;
+    private String tenantId;
     private LocalDateTime createdTime;
     private LocalDateTime updatedTime;
 
     // 子部门
     private List<DeptVO> children;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
-    public Long getParentId() {
+    public String getParentId() {
         return parentId;
     }
 
-    public void setParentId(Long parentId) {
+    public void setParentId(String parentId) {
         this.parentId = parentId;
     }
 
@@ -105,11 +105,11 @@ public class DeptVO {
         this.status = status;
     }
 
-    public Long getTenantId() {
+    public String getTenantId() {
         return tenantId;
     }
 
-    public void setTenantId(Long tenantId) {
+    public void setTenantId(String tenantId) {
         this.tenantId = tenantId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/vo/LoginVO.java b/fund-sys/src/main/java/com/fundplatform/sys/vo/LoginVO.java
index 2023884..08e33ba 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/vo/LoginVO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/vo/LoginVO.java
@@ -5,26 +5,26 @@ package com.fundplatform.sys.vo;
  */
 public class LoginVO {
 
-    private Long userId;
+    private String userId;
     private String username;
     private String token;
-    private Long tenantId;
+    private String tenantId;
 
     public LoginVO() {
     }
 
-    public LoginVO(Long userId, String username, String token, Long tenantId) {
+    public LoginVO(String userId, String username, String token, String tenantId) {
         this.userId = userId;
         this.username = username;
         this.token = token;
         this.tenantId = tenantId;
     }
 
-    public Long getUserId() {
+    public String getUserId() {
         return userId;
     }
 
-    public void setUserId(Long userId) {
+    public void setUserId(String userId) {
         this.userId = userId;
     }
 
@@ -44,11 +44,11 @@ public class LoginVO {
         this.token = token;
     }
 
-    public Long getTenantId() {
+    public String getTenantId() {
         return tenantId;
     }
 
-    public void setTenantId(Long tenantId) {
+    public void setTenantId(String tenantId) {
         this.tenantId = tenantId;
     }
 }
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/vo/MenuVO.java b/fund-sys/src/main/java/com/fundplatform/sys/vo/MenuVO.java
index 3bc5e44..929f149 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/vo/MenuVO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/vo/MenuVO.java
@@ -8,8 +8,8 @@ import java.util.List;
  */
 public class MenuVO {
 
-    private Long id;
-    private Long parentId;
+    private String id;
+    private String parentId;
     private String menuName;
     private Integer menuType;
     private String menuTypeName;
@@ -20,26 +20,26 @@ public class MenuVO {
     private Integer sortOrder;
     private Integer visible;
     private Integer status;
-    private Long tenantId;
+    private String tenantId;
     private LocalDateTime createdTime;
     private LocalDateTime updatedTime;
 
     // 子菜单
     private List<MenuVO> children;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
-    public Long getParentId() {
+    public String getParentId() {
         return parentId;
     }
 
-    public void setParentId(Long parentId) {
+    public void setParentId(String parentId) {
         this.parentId = parentId;
     }
 
@@ -123,11 +123,11 @@ public class MenuVO {
         this.status = status;
     }
 
-    public Long getTenantId() {
+    public String getTenantId() {
         return tenantId;
     }
 
-    public void setTenantId(Long tenantId) {
+    public void setTenantId(String tenantId) {
         this.tenantId = tenantId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/vo/RoleVO.java b/fund-sys/src/main/java/com/fundplatform/sys/vo/RoleVO.java
index 89e3816..b29e226 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/vo/RoleVO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/vo/RoleVO.java
@@ -7,22 +7,22 @@ import java.time.LocalDateTime;
  */
 public class RoleVO {
 
-    private Long id;
+    private String id;
     private String roleCode;
     private String roleName;
     private Integer dataScope;
     private String dataScopeName;
     private Integer status;
     private Integer sortOrder;
-    private Long tenantId;
+    private String tenantId;
     private LocalDateTime createdTime;
     private LocalDateTime updatedTime;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
@@ -74,11 +74,11 @@ public class RoleVO {
         this.sortOrder = sortOrder;
     }
 
-    public Long getTenantId() {
+    public String getTenantId() {
         return tenantId;
     }
 
-    public void setTenantId(Long tenantId) {
+    public void setTenantId(String tenantId) {
         this.tenantId = tenantId;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/vo/TenantVO.java b/fund-sys/src/main/java/com/fundplatform/sys/vo/TenantVO.java
index e0370ce..ec41a90 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/vo/TenantVO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/vo/TenantVO.java
@@ -7,7 +7,7 @@ import java.time.LocalDateTime;
  */
 public class TenantVO {
 
-    private Long id;
+    private String id;
     private String tenantCode;
     private String tenantName;
     private String contact;
@@ -22,11 +22,11 @@ public class TenantVO {
     private LocalDateTime createdTime;
     private LocalDateTime updatedTime;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
diff --git a/fund-sys/src/main/java/com/fundplatform/sys/vo/UserVO.java b/fund-sys/src/main/java/com/fundplatform/sys/vo/UserVO.java
index 4e70bec..778f6a3 100644
--- a/fund-sys/src/main/java/com/fundplatform/sys/vo/UserVO.java
+++ b/fund-sys/src/main/java/com/fundplatform/sys/vo/UserVO.java
@@ -7,24 +7,24 @@ import java.time.LocalDateTime;
  */
 public class UserVO {
 
-    private Long id;
+    private String id;
     private String username;
     private String realName;
     private String phone;
     private String email;
-    private Long deptId;
+    private String deptId;
     private String deptName;
     private Integer status;
     private String avatar;
-    private Long tenantId;
+    private String tenantId;
     private LocalDateTime createdTime;
     private LocalDateTime updatedTime;
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
@@ -60,11 +60,11 @@ public class UserVO {
         this.email = email;
     }
 
-    public Long getDeptId() {
+    public String getDeptId() {
         return deptId;
     }
 
-    public void setDeptId(Long deptId) {
+    public void setDeptId(String deptId) {
         this.deptId = deptId;
     }
 
@@ -92,11 +92,11 @@ public class UserVO {
         this.avatar = avatar;
     }
 
-    public Long getTenantId() {
+    public String getTenantId() {
         return tenantId;
     }
 
-    public void setTenantId(Long tenantId) {
+    public void setTenantId(String tenantId) {
         this.tenantId = tenantId;
     }