diff --git a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpLivingTest.java b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpLivingTest.java
index 31da36fc3..442a6d774 100644
--- a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpLivingTest.java
+++ b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpLivingTest.java
@@ -10,8 +10,8 @@ import me.chanjar.weixin.cp.bean.message.WxCpXmlMessage;
 import me.chanjar.weixin.cp.config.WxCpConfigStorage;
 import me.chanjar.weixin.cp.constant.WxCpConsts;
 import me.chanjar.weixin.cp.demo.WxCpDemoInMemoryConfigStorage;
+import me.chanjar.weixin.cp.util.json.WxCpGsonBuilder;
 import me.chanjar.weixin.cp.util.xml.XStreamTransformer;
-import org.eclipse.jetty.util.ajax.JSON;
 import org.testng.annotations.Test;
 
 import java.io.InputStream;
@@ -67,7 +67,7 @@ public class WxCpLivingTest {
 
     final WxCpXmlMessage livingXmlMsg = XStreamTransformer.fromXml(WxCpXmlMessage.class, livingXml);
     livingXmlMsg.setAllFieldsMap(XmlUtils.xml2Map(livingXml));
-    log.info("livingXmlMsg:{}", JSON.toString(livingXmlMsg));
+    log.info("livingXmlMsg:{}", WxCpGsonBuilder.create().toJson(livingXmlMsg));
 
     /**
      * 直播回调事件常量
@@ -121,7 +121,7 @@ public class WxCpLivingTest {
      */
     String livingCode = wxCpService.getLivingService().getLivingCode("o50by5NezHciWnoexJsrI49ILNqI",
       "lvOQpTDwAAD2MYuOq9y_bmLNMJfbbdGw");
-    log.info(JSON.toString(livingCode));
+    log.info(WxCpGsonBuilder.create().toJson(livingCode));
 
     // 直播详情
     WxCpLivingInfo livingInfo = wxCpService.getLivingService().getLivingInfo("lvOQpTDwAAcP9wNOSSxTwpbni-TMPNSg");
diff --git a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpMsgAuditTest.java b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpMsgAuditTest.java
index 573b997f7..60de0dac7 100644
--- a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpMsgAuditTest.java
+++ b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpMsgAuditTest.java
@@ -10,8 +10,8 @@ import me.chanjar.weixin.cp.bean.msgaudit.*;
 import me.chanjar.weixin.cp.config.WxCpConfigStorage;
 import me.chanjar.weixin.cp.constant.WxCpConsts;
 import me.chanjar.weixin.cp.demo.WxCpDemoInMemoryConfigStorage;
+import me.chanjar.weixin.cp.util.json.WxCpGsonBuilder;
 import me.chanjar.weixin.cp.util.xml.XStreamTransformer;
-import org.eclipse.jetty.util.ajax.JSON;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
@@ -73,7 +73,7 @@ public class WxCpMsgAuditTest {
 
     final WxCpXmlMessage msgAuditApprovedXmlMsg = XStreamTransformer.fromXml(WxCpXmlMessage.class, msgAuditApprovedXml);
     msgAuditApprovedXmlMsg.setAllFieldsMap(XmlUtils.xml2Map(msgAuditApprovedXml));
-    log.info("msgAuditApprovedXmlMsg:{}", JSON.toString(msgAuditApprovedXmlMsg));
+    log.info("msgAuditApprovedXmlMsg:{}", WxCpGsonBuilder.create().toJson(msgAuditApprovedXmlMsg));
 
     /*
      * 产生会话回调事件
@@ -93,7 +93,7 @@ public class WxCpMsgAuditTest {
 
     final WxCpXmlMessage msgAuditNotifyXmlMsg = XStreamTransformer.fromXml(WxCpXmlMessage.class, msgAuditNotifyXml);
     msgAuditNotifyXmlMsg.setAllFieldsMap(XmlUtils.xml2Map(msgAuditNotifyXml));
-    log.info("msgAuditNotifyXmlMsg:{}", JSON.toString(msgAuditNotifyXmlMsg));
+    log.info("msgAuditNotifyXmlMsg:{}", WxCpGsonBuilder.create().toJson(msgAuditNotifyXmlMsg));
 
     /*
      * 增加变更事件类型：产生会话回调事件
diff --git a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpOaAgentTest.java b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpOaAgentTest.java
index badc68f47..855d25b57 100644
--- a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpOaAgentTest.java
+++ b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpOaAgentTest.java
@@ -13,7 +13,6 @@ import me.chanjar.weixin.cp.constant.WxCpConsts;
 import me.chanjar.weixin.cp.demo.WxCpDemoInMemoryConfigStorage;
 import me.chanjar.weixin.cp.util.json.WxCpGsonBuilder;
 import me.chanjar.weixin.cp.util.xml.XStreamTransformer;
-import org.eclipse.jetty.util.ajax.JSON;
 import org.testng.annotations.Test;
 
 import java.io.InputStream;
@@ -98,7 +97,7 @@ public class WxCpOaAgentTest {
       "</xml>\n";
     final WxCpXmlMessage mess2 = XStreamTransformer.fromXml(WxCpXmlMessage.class, testXml2);
     mess2.setAllFieldsMap(XmlUtils.xml2Map(testXml2));
-    log.info("xmlJson: {}", JSON.toString(mess2));
+    log.info("xmlJson: {}", WxCpGsonBuilder.create().toJson(mess2));
 
 
     /**
@@ -123,7 +122,7 @@ public class WxCpOaAgentTest {
 
     final WxCpXmlMessage mess = XStreamTransformer.fromXml(WxCpXmlMessage.class, testXml);
     mess.setAllFieldsMap(XmlUtils.xml2Map(testXml));
-    log.info("xmlJson: {}", JSON.toString(mess));
+    log.info("xmlJson: {}", WxCpGsonBuilder.create().toJson(mess));
 
 
     /**
@@ -181,7 +180,7 @@ public class WxCpOaAgentTest {
 
     final WxCpXmlMessage msg = XStreamTransformer.fromXml(WxCpXmlMessage.class, approvalInfoXml);
     msg.setAllFieldsMap(XmlUtils.xml2Map(approvalInfoXml));
-    log.info("xmlJson: {}", JSON.toString(msg));
+    log.info("xmlJson: {}", WxCpGsonBuilder.create().toJson(msg));
 
     /**
      * 增加
diff --git a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpSchoolUserTest.java b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpSchoolUserTest.java
index b05a7e2ff..77be02e96 100644
--- a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpSchoolUserTest.java
+++ b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpSchoolUserTest.java
@@ -13,8 +13,8 @@ import me.chanjar.weixin.cp.bean.message.WxCpXmlMessage;
 import me.chanjar.weixin.cp.bean.school.user.*;
 import me.chanjar.weixin.cp.config.WxCpConfigStorage;
 import me.chanjar.weixin.cp.demo.WxCpDemoInMemoryConfigStorage;
+import me.chanjar.weixin.cp.util.json.WxCpGsonBuilder;
 import me.chanjar.weixin.cp.util.xml.XStreamTransformer;
-import org.eclipse.jetty.util.ajax.JSON;
 import org.testng.annotations.Test;
 
 import java.io.InputStream;
@@ -530,20 +530,20 @@ public class WxCpSchoolUserTest {
     final WxCpXmlMessage createStudentMsg = XStreamTransformer.fromXml(WxCpXmlMessage.class, createStudentXml);
     Map<String, Object> map1 = XmlUtils.xml2Map(createStudentXml);
     createStudentMsg.setAllFieldsMap(map1);
-    log.info("createStudentMsg:{}", JSON.toString(createStudentMsg));
+    log.info("createStudentMsg:{}", WxCpGsonBuilder.create().toJson(createStudentMsg));
 
     final WxCpXmlMessage unSubscribeMsg = XStreamTransformer.fromXml(WxCpXmlMessage.class, unSubscribeXml);
     Map<String, Object> map2 = XmlUtils.xml2Map(unSubscribeXml);
     unSubscribeMsg.setAllFieldsMap(map2);
-    log.info("unSubscribeMsg:{}", JSON.toString(unSubscribeMsg));
+    log.info("unSubscribeMsg:{}", WxCpGsonBuilder.create().toJson(unSubscribeMsg));
 
     final WxCpXmlMessage createDepartmentMsg = XStreamTransformer.fromXml(WxCpXmlMessage.class, createDepartmentXml);
     createDepartmentMsg.setAllFieldsMap(XmlUtils.xml2Map(createDepartmentXml));
-    log.info("createDepartmentMsg:{}", JSON.toString(createDepartmentMsg));
+    log.info("createDepartmentMsg:{}", WxCpGsonBuilder.create().toJson(createDepartmentMsg));
 
     final WxCpXmlMessage deleteDepartmentMsg = XStreamTransformer.fromXml(WxCpXmlMessage.class, deleteDepartmentXml);
     deleteDepartmentMsg.setAllFieldsMap(XmlUtils.xml2Map(deleteDepartmentXml));
-    log.info("deleteDepartmentMsg:{}", JSON.toString(deleteDepartmentMsg));
+    log.info("deleteDepartmentMsg:{}", WxCpGsonBuilder.create().toJson(deleteDepartmentMsg));
 
 
     /**
diff --git a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/impl/WxCpMeetingServiceImplTest.java b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/impl/WxCpMeetingServiceImplTest.java
index b178e01fa..2c0067428 100644
--- a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/impl/WxCpMeetingServiceImplTest.java
+++ b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/impl/WxCpMeetingServiceImplTest.java
@@ -9,14 +9,10 @@ import me.chanjar.weixin.cp.api.WxCpService;
 import me.chanjar.weixin.cp.bean.oa.meeting.WxCpMeeting;
 import me.chanjar.weixin.cp.bean.oa.meeting.WxCpMeetingUpdateResult;
 import me.chanjar.weixin.cp.bean.oa.meeting.WxCpUserMeetingIdResult;
-import org.eclipse.jetty.util.ajax.JSON;
 import org.testng.annotations.Guice;
 import org.testng.annotations.Test;
 import org.testng.collections.Lists;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Date;
 import java.util.List;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -55,7 +51,7 @@ public class WxCpMeetingServiceImplTest {
       测试 创建会议
      */
     long startTime = System.currentTimeMillis() / 1000 + 30 * 60L;
-    List<String> userIds = Lists.newArrayList(this.configStorage.getUserId(),  "lisi");
+    List<String> userIds = Lists.newArrayList(this.configStorage.getUserId(), "lisi");
     WxCpMeeting wxCpMeeting = new WxCpMeeting().setAdminUserId(this.configStorage.getUserId()).setTitle("新建会议")
       .setMeetingStart(startTime).setMeetingDuration(3600).setDescription("新建会议描述").setLocation("广州媒体港")
       .setAttendees(new WxCpMeeting.Attendees().setUserId(userIds))