diff --git a/app/crm/service/CustomerService.php b/app/crm/service/CustomerService.php
index f4b498f..4c66414 100644
--- a/app/crm/service/CustomerService.php
+++ b/app/crm/service/CustomerService.php
@@ -91,6 +91,8 @@ class CustomerService
         foreach ($customer as &$item) {
             $item = $this->getCustomer($item);
             if($seas == 'seas'){
+                $item['phone'] = Util::mask($item['phone']);
+                $item['email'] = Util::mask($item['email']);
                 $item['seas_time'] = time()-(empty($item['deleted_at'])?strtotime($item['updated_at']):strtotime($item['deleted_at']));
             }
         }
diff --git a/app/crm/utils/Util.php b/app/crm/utils/Util.php
index db6743b..afc05b9 100644
--- a/app/crm/utils/Util.php
+++ b/app/crm/utils/Util.php
@@ -118,4 +118,16 @@ class Util
         return $en;
     }
 
+    public static function mask($str)
+    {
+        if(empty($str)){
+            return '';
+        }
+        // 只对 11 位手机号进行脱敏，中间 4 位用 * 替换
+        if (preg_match('/^1[3-9]\d{9}$/', $str)) {
+            return substr($str, 0, 3) . '****' . substr($str, -4);
+        }
+        return $str;
+    }
+
 }
\ No newline at end of file