diff --git a/src/EngineEntrance.js b/src/EngineEntrance.js
index 8620ffb..086be75 100644
--- a/src/EngineEntrance.js
+++ b/src/EngineEntrance.js
@@ -63,7 +63,7 @@ export default class MessageEntrance extends Emiter {
     super();
     this.lastClassActiveTime=0;//最后一次课堂激活的时间戳
     //sdk 信息
-    GlobalConfig.sdkVersion = "v2.24.2.20171030";
+    GlobalConfig.sdkVersion = "v2.25.0.20171030";
     loger.warn("sdkVersion:" + GlobalConfig.sdkVersion);
     console.log("sdkVersion:" + GlobalConfig.sdkVersion);
     //设置
@@ -3011,6 +3011,12 @@ export default class MessageEntrance extends Emiter {
    * */
   _reJoinChannel(_params) {
     if (GlobalConfig.appId && !GlobalConfig.openFlash) {
+      //获取当前用户的推流状态，重新加入频道之后如果之前正在推流，重连后需要自动重推
+      let isPublish=false;
+      if(_webRtc){
+        isPublish=_webRtc.isPublish||false;
+      }
+      loger.log("离开视频通话频道时的推流状态->"+isPublish);
       //先离开频道
       this._leaveChannel();
       //主讲人和老师可以设置旁录
@@ -3036,7 +3042,8 @@ export default class MessageEntrance extends Emiter {
           channelId: GlobalConfig.channelId,
           channelKey: GlobalConfig.channelKey,
           uid: GlobalConfig.userUid,
-          info: "" + GlobalConfig.userRole
+          info: "" + GlobalConfig.userRole,
+          immediatePublish:isPublish
         });
       }, 1600);
     }
diff --git a/src/apes/WebRtcApe.js b/src/apes/WebRtcApe.js
index 71a5310..b115d58 100644
--- a/src/apes/WebRtcApe.js
+++ b/src/apes/WebRtcApe.js
@@ -352,6 +352,10 @@ class WebRtcApe extends Emiter {
     this.info = _params.info || "";
     this.channelKey = _params.channelKey || null;
 
+    //记录加入频道成功之后是否立即推流,默认false
+    //一般只有在刷新重进频道的时候会用到
+    this.immediatePublish=_params.immediatePublish||false;
+
     //根据不同身份设置不同的分辨率
     if(GlobalConfig.isTeachOrAssistant){
       if(GlobalConfig.maxMediaChannels==1){
@@ -378,6 +382,15 @@ class WebRtcApe extends Emiter {
       loger.log("加入视频通话频道->成功->channelId:" + this.channelId, "uid:" + this.uid);
       this._emit(MessageTypes.WEB_RTC_JOIN_SUCCESS);
       this.openLoaclStream();
+
+      //加入频道成功之后需要判断是否立即开启推流
+      if(this.immediatePublish==true){
+        loger.log("加入音视频频道成功->立刻开始推流->"+this.immediatePublish);
+        clearTimeout(this.rePublishDelay);
+        this.rePublishDelay=setTimeout(()=>{
+          this.publish();
+        },600);
+      }
     }, (err)=> {
       loger.error("加入视频通话频道->失败->", err);
       this._emit(MessageTypes.WEB_RTC_JOIN_FAILED);