diff --git a/Server/application/superadmin/controller/company/GetCompanySubusersForProfileController.php b/Server/application/superadmin/controller/company/GetCompanySubusersForProfileController.php
index d9a02f8e3..54a8a1c47 100644
--- a/Server/application/superadmin/controller/company/GetCompanySubusersForProfileController.php
+++ b/Server/application/superadmin/controller/company/GetCompanySubusersForProfileController.php
@@ -43,7 +43,22 @@ class GetCompanySubusersForProfileController extends Controller
         $users = $this->getSubusers();
 
         foreach ($users as &$user) {
-            $user['createTime'] = date('Y-m-d H:i:s', $user['createTime']);
+            // 处理 createTime：如果是时间戳则转换，如果是日期字符串则直接使用，如果为空则设为空字符串
+            if (empty($user['createTime'])) {
+                $user['createTime'] = '';
+            } elseif (is_numeric($user['createTime']) && $user['createTime'] > 0) {
+                // 时间戳格式
+                $user['createTime'] = date('Y-m-d H:i:s', $user['createTime']);
+            } elseif (is_string($user['createTime'])) {
+                // 已经是日期字符串格式，直接使用
+                // 如果格式不正确，尝试转换
+                $timestamp = strtotime($user['createTime']);
+                if ($timestamp !== false) {
+                    $user['createTime'] = date('Y-m-d H:i:s', $timestamp);
+                }
+            } else {
+                $user['createTime'] = '';
+            }
         }
 
         return ResponseHelper::success($users);