diff --git a/src/main/java/com/zcloud/flow/util/GJSendMessageUtil.java b/src/main/java/com/zcloud/flow/util/GJSendMessageUtil.java
index ae7eecd8..17f0a739 100644
--- a/src/main/java/com/zcloud/flow/util/GJSendMessageUtil.java
+++ b/src/main/java/com/zcloud/flow/util/GJSendMessageUtil.java
@@ -23,23 +23,23 @@ public class GJSendMessageUtil {
      * 工匠学苑 服务地址(测试环境)
      **/
     @Value("${gongJiangXueYuanTestUrl}")
-    public static String SERVER_URL_TEST;
+    private String SERVER_URL_TEST;
     /**
      * 工匠学苑 服务地址(生产环境)
      **/
     @Value("${gongJiangXueYuanProdUrl}")
-    public static String SERVER_URL_PROD;
+    private String SERVER_URL_PROD;
 
     /**
      * 工匠学苑 RSA公钥
      **/
     @Value("${gongJiangXueYuanSendPublicKey}")
-    public static String RSA_PUBLIC_KEY;
+    private String RSA_PUBLIC_KEY;
     /**
      * 系统对接密钥
      **/
     @Value("${gongJiangXueYuanSendPrivateKey}")
-    public static final String SECRET_KEY = "58e5e358b220335e7b1c6cc3576ceecc28b4a95d96cbbe0";
+    private final String SECRET_KEY = "58e5e358b220335e7b1c6cc3576ceecc28b4a95d96cbbe0";
 
     /**
      * 签名 header
@@ -59,7 +59,7 @@ public class GJSendMessageUtil {
             Map<String, Object> paramDataMap = new HashMap<>();
             paramDataMap.put("userList", user);
             // 发起请求
-            String body = createPostFormHttpRequest("/API-BACKEND/openapi/user/v1/syncNotify", paramDataMap);
+            String body = this.createPostFormHttpRequest("/API-BACKEND/openapi/user/v1/syncNotify", paramDataMap);
         }
     }
 
@@ -70,7 +70,7 @@ public class GJSendMessageUtil {
      * @param paramDataMap 请求参数(明文)
      * @return String
      */
-    public static String createPostFormHttpRequest(String uri, Map<String, Object> paramDataMap) throws Exception {
+    public String createPostFormHttpRequest(String uri, Map<String, Object> paramDataMap) throws Exception {
         // 参数RSA加密
         String paramDataJsonStr = JSON.toJSONString(paramDataMap);
         String paramDataRsaEncrypt = GJRSAUtils.encrypt(paramDataJsonStr, RSA_PUBLIC_KEY);