private static void OnJoinChanneNotifyCallback(int errorCode)
        {
#if UNITY_STANDALONE_WIN || UNITY_STANDALONE_OSX
            if ((IAliRtcEngine.OnJoinChannelNotify != null) && AliRtcEngineCallBackQueue.Current != null)
            {
                AliRtcEngineCallBackQueue.Current.EnQueue(() =>
                {
                    IAliRtcEngine.OnJoinChannelNotify(errorCode);
                });
            }
#else
            if (instance != null && (instance.OnJoinChannelNotify != null) && AliRtcEngineCallBackQueue.Current != null)
            {
                AliRtcEngineCallBackQueue.Current.EnQueue(() =>
                {
                    instance.OnJoinChannelNotify(errorCode);
                });
            }
#endif
        }