diff --git a/src/main/java/com/jfinal/weixin/sdk/api/AccessTokenApi.java b/src/main/java/com/jfinal/weixin/sdk/api/AccessTokenApi.java
index a4b3c5c83c66c24ca063e5d9d4fdecc3292e342a..d393f3ca0857e4f9e55a814bc82a0ffb2acf39b9 100644
--- a/src/main/java/com/jfinal/weixin/sdk/api/AccessTokenApi.java
+++ b/src/main/java/com/jfinal/weixin/sdk/api/AccessTokenApi.java
@@ -8,6 +8,7 @@ package com.jfinal.weixin.sdk.api;
 
 import java.util.Map;
 import java.util.concurrent.Callable;
+import java.util.function.Function;
 
 import com.jfinal.kit.StrKit;
 import com.jfinal.weixin.sdk.cache.IAccessTokenCache;
@@ -34,6 +35,17 @@ public class AccessTokenApi {
     // 用于手动设置的 accessToken
     private static AccessToken accessToken=null;
 
+    // 用于第三方平台刷新 accessToken
+    private static Function<ApiConfig, AccessToken> refreshAccessTokenFunction = null;
+
+    public static Function<ApiConfig, AccessToken> getRefreshAccessTokenFunction() {
+        return refreshAccessTokenFunction;
+    }
+
+    public static void setRefreshAccessTokenFunction(Function<ApiConfig, AccessToken> refreshAccessTokenFunction) {
+        AccessTokenApi.refreshAccessTokenFunction = refreshAccessTokenFunction;
+    } 
+
     public static void setAccessToken(AccessToken ak){
         accessToken=ak;
     }
@@ -89,6 +101,10 @@ public class AccessTokenApi {
      * @return AccessToken
      */
     public static AccessToken refreshAccessToken(ApiConfig ac) {
+         if (refreshAccessTokenFunction != null) {
+            return refreshAccessTokenFunction.apply(ac);
+        }
+
         String appId = ac.getAppId();
         String appSecret = ac.getAppSecret();
         final Map<String, String> queryParas = ParaMap.create("appid", appId).put("secret", appSecret).getData();