diff --git a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/WxOpenMaBasicService.java b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/WxOpenMaBasicService.java
index 487604999..3952f7dbf 100644
--- a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/WxOpenMaBasicService.java
+++ b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/WxOpenMaBasicService.java
@@ -4,6 +4,7 @@ import me.chanjar.weixin.common.error.WxErrorException;
 import me.chanjar.weixin.open.bean.ma.WxFastMaCategory;
 import me.chanjar.weixin.open.bean.result.*;
 
+import java.io.UnsupportedEncodingException;
 import java.util.List;
 
 /**
@@ -78,6 +79,8 @@ public interface WxOpenMaBasicService {
    */
   String OPEN_GET_ORDER_PATH_INFO = "https://api.weixin.qq.com/wxa/security/getorderpathinfo";
 
+  String URL_COMPONENT_REBIND_ADMIN = "https://mp.weixin.qq.com/wxopen/componentrebindadmin?appid=%s&component_appid=%s&redirect_uri=%s";
+
 
   /**
    * 1.获取小程序的信息
@@ -148,6 +151,14 @@ public interface WxOpenMaBasicService {
    */
   WxOpenResult modifySignature(String signature) throws WxErrorException;
 
+  /**
+   * 7.1 获取换绑管理员URL
+   * @param redirectUri 跳转URL
+   * @param appId 公众号的 appid
+   * @return 换绑管理员URL
+   */
+  String getComponentRebindAdminUrl(String redirectUri, String appId) throws UnsupportedEncodingException;
+
   /**
    * 7.3 管理员换绑
    *
diff --git a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenFastMaServiceImpl.java b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenFastMaServiceImpl.java
index f07a48d21..84ff7b495 100644
--- a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenFastMaServiceImpl.java
+++ b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenFastMaServiceImpl.java
@@ -11,6 +11,7 @@ import me.chanjar.weixin.open.bean.ma.WxFastMaCategory;
 import me.chanjar.weixin.open.bean.result.*;
 import me.chanjar.weixin.open.util.json.WxOpenGsonBuilder;
 
+import java.io.UnsupportedEncodingException;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -99,6 +100,11 @@ public class WxOpenFastMaServiceImpl extends WxMaServiceImpl implements WxOpenFa
     return WxOpenGsonBuilder.create().fromJson(response, WxOpenResult.class);
   }
 
+  @Override
+  public String getComponentRebindAdminUrl(String redirectUri, String appId) {
+    return "";
+  }
+
   @Override
   public WxOpenResult componentRebindAdmin(String taskid) throws WxErrorException {
     JsonObject params = new JsonObject();
diff --git a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenMaBasicServiceImpl.java b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenMaBasicServiceImpl.java
index ff82394ad..56d209a32 100644
--- a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenMaBasicServiceImpl.java
+++ b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenMaBasicServiceImpl.java
@@ -3,12 +3,16 @@ package me.chanjar.weixin.open.api.impl;
 import cn.binarywang.wx.miniapp.api.WxMaService;
 import com.google.gson.JsonArray;
 import com.google.gson.JsonObject;
+import lombok.SneakyThrows;
 import me.chanjar.weixin.common.error.WxErrorException;
+import me.chanjar.weixin.open.api.WxOpenComponentService;
 import me.chanjar.weixin.open.api.WxOpenMaBasicService;
 import me.chanjar.weixin.open.bean.ma.WxFastMaCategory;
 import me.chanjar.weixin.open.bean.result.*;
 import me.chanjar.weixin.open.util.json.WxOpenGsonBuilder;
 
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -21,9 +25,11 @@ import java.util.Map;
 public class WxOpenMaBasicServiceImpl implements WxOpenMaBasicService {
 
   private final WxMaService wxMaService;
+  private final WxOpenComponentService wxOpenComponentService;
 
-  public WxOpenMaBasicServiceImpl(WxMaService wxMaService) {
+  public WxOpenMaBasicServiceImpl(WxMaService wxMaService, WxOpenComponentService wxOpenComponentService) {
     this.wxMaService = wxMaService;
+    this.wxOpenComponentService = wxOpenComponentService;
   }
 
 
@@ -81,6 +87,15 @@ public class WxOpenMaBasicServiceImpl implements WxOpenMaBasicService {
     return WxOpenGsonBuilder.create().fromJson(response, WxOpenResult.class);
   }
 
+  @SneakyThrows
+  @Override
+  public String getComponentRebindAdminUrl(String redirectUri, String appId) {
+    String componentAppId = wxOpenComponentService.getWxOpenConfigStorage().getComponentAppId();
+    String encoded = URLEncoder.encode(redirectUri, "UTF-8");
+    return String.format(URL_COMPONENT_REBIND_ADMIN, appId, componentAppId, encoded);
+  }
+
+
   @Override
   public WxOpenResult componentRebindAdmin(String taskid) throws WxErrorException {
     JsonObject params = new JsonObject();
diff --git a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenMaServiceImpl.java b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenMaServiceImpl.java
index 348906035..85ce41fd0 100644
--- a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenMaServiceImpl.java
+++ b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenMaServiceImpl.java
@@ -63,7 +63,7 @@ public class WxOpenMaServiceImpl extends WxMaServiceImpl implements WxOpenMaServ
     this.wxOpenComponentService = wxOpenComponentService;
     this.appId = appId;
     this.wxMaConfig = wxMaConfig;
-    this.basicService = new WxOpenMaBasicServiceImpl(this);
+    this.basicService = new WxOpenMaBasicServiceImpl(this, wxOpenComponentService);
     this.authService = new WxOpenMaAuthServiceImpl(this);
     this.icpService = new WxOpenMaIcpServiceImpl(this);
     this.privacyService = new WxOpenMaPrivacyServiceImpl(this);
diff --git a/weixin-java-open/src/main/java/me/chanjar/weixin/open/bean/authandicp/WxOpenSubmitAuthAndIcpParam.java b/weixin-java-open/src/main/java/me/chanjar/weixin/open/bean/authandicp/WxOpenSubmitAuthAndIcpParam.java
index c3377c3a8..3de4a0c9a 100644
--- a/weixin-java-open/src/main/java/me/chanjar/weixin/open/bean/authandicp/WxOpenSubmitAuthAndIcpParam.java
+++ b/weixin-java-open/src/main/java/me/chanjar/weixin/open/bean/authandicp/WxOpenSubmitAuthAndIcpParam.java
@@ -518,7 +518,7 @@ public class WxOpenSubmitAuthAndIcpParam implements Serializable {
      * 微信小程序基本信息
      */
     @SerializedName("base_info")
-    private AppletsBaseInfo AppleBaseInfo;
+    private AppletsBaseInfo baseInfo;
 
     /**
      * 小程序负责人信息
diff --git a/weixin-java-open/src/main/java/me/chanjar/weixin/open/bean/icp/WxOpenApplyIcpFilingParam.java b/weixin-java-open/src/main/java/me/chanjar/weixin/open/bean/icp/WxOpenApplyIcpFilingParam.java
index ef24a5360..c09bfc73f 100644
--- a/weixin-java-open/src/main/java/me/chanjar/weixin/open/bean/icp/WxOpenApplyIcpFilingParam.java
+++ b/weixin-java-open/src/main/java/me/chanjar/weixin/open/bean/icp/WxOpenApplyIcpFilingParam.java
@@ -313,7 +313,7 @@ public class WxOpenApplyIcpFilingParam implements Serializable {
      * 微信小程序基本信息
      */
     @SerializedName("base_info")
-    private AppletsBaseInfo basInfo;
+    private AppletsBaseInfo baseInfo;
 
     /**
      * 小程序负责人信息