diff --git a/mhd-user-center/src/main/java/com/mhd/user/application/service/UserApplicationService.java b/mhd-user-center/src/main/java/com/mhd/user/application/service/UserApplicationService.java
index 3e9694159..900aa8caa 100644
--- a/mhd-user-center/src/main/java/com/mhd/user/application/service/UserApplicationService.java
+++ b/mhd-user-center/src/main/java/com/mhd/user/application/service/UserApplicationService.java
@@ -1319,7 +1319,10 @@ public class UserApplicationService {
             //组装新增用户信息
             addUserInfoShipper(userDO);
             UserEntity userEntity = userDomainService.addUser(userDO);
-            if ((StringUtils.isEmpty(userEntity.getRoleCode()) || !RoleEnum.PLAT_ADMIN.getCode().equals(userEntity.getRoleCode())) &&
+            // 客户管理（addCustomer 等）已指定 customer/supplier 并写入 user_role，不可再覆盖为默认货主 ownerCargo
+            if (isCustomerManagementPresetRole(userEntity.getRoleCode())) {
+                // 保持插入结果，不再改 role_code / user_role
+            } else if ((StringUtils.isEmpty(userEntity.getRoleCode()) || !RoleEnum.PLAT_ADMIN.getCode().equals(userEntity.getRoleCode())) &&
                     (userDO.getUserAccountType() == null || userDO.getUserAccountType() < 4)) {
                 //给用户分配默认普通角色权限
                 RoleDo roleDo = new RoleDo();
@@ -1432,7 +1435,9 @@ public class UserApplicationService {
             //组装新增用户信息
             addUserInfo(userDO);
             UserEntity userEntity = userDomainService.addUser(userDO);
-            if ((StringUtils.isEmpty(userEntity.getRoleCode()) || !RoleEnum.PLAT_ADMIN.getCode().equals(userEntity.getRoleCode())) &&
+            if (isCustomerManagementPresetRole(userEntity.getRoleCode())) {
+                // 保持插入结果，不再改 role_code / user_role
+            } else if ((StringUtils.isEmpty(userEntity.getRoleCode()) || !RoleEnum.PLAT_ADMIN.getCode().equals(userEntity.getRoleCode())) &&
                     (userDO.getUserAccountType() == null || userDO.getUserAccountType() < 4)) {
                 //给用户分配默认普通角色权限
                 RoleDo roleDo = new RoleDo();
@@ -5139,6 +5144,18 @@ public class UserApplicationService {
         return userShipperDO;
     }
 
+    /**
+     * 客户管理入口（如 addCustomer）已按 customer/supplier 写入角色与 user_role，
+     * addUser 内对「非 plat_admin」统一覆盖为默认货主时会误伤此类用户，需跳过覆盖。
+     */
+    private static boolean isCustomerManagementPresetRole(String roleCode) {
+        if (roleCode == null) {
+            return false;
+        }
+        return RoleEnum.CUSTOMER.getCode().equals(roleCode)
+                || RoleEnum.SUPPLIER.getCode().equals(roleCode);
+    }
+
     /**
      * @return boolean
      * @description 判断是否开启仓配一体
diff --git a/mhd-user-center/src/main/java/com/mhd/user/interfaces/dto/addDTO/CustomerDTO.java b/mhd-user-center/src/main/java/com/mhd/user/interfaces/dto/addDTO/CustomerDTO.java
index fb3fc2460..badac2c2e 100644
--- a/mhd-user-center/src/main/java/com/mhd/user/interfaces/dto/addDTO/CustomerDTO.java
+++ b/mhd-user-center/src/main/java/com/mhd/user/interfaces/dto/addDTO/CustomerDTO.java
@@ -31,7 +31,6 @@ public class CustomerDTO extends BaseVOEntity {
     private String userName;
 
     @ApiModelProperty("联系人")
-    @NotBlank(message = "联系人不能为空")
     private String emergencyContactName;
 
     @ApiModelProperty("联系电话")