No problem, just watch the video in youtube, most of his supporters are in the gallery behind Jun and clearly you see that he handshake with Liu GuoLian:
youtube.com/watch?v=zDUDQItSo2Y
I think that you are wrong, He shout and put both his hand up in front of his supporters, and Jun touch hands with Xu Xin and handshake with Liu Guoliang
youtube.com/watch?v=zDUDQItSo2Y