C1620
With A Bao dead, it was possible for A Hu and the rest to come over for revenge. However, if Bai Kaishan didn't nod, these people probably wouldn't be in such a hurry to come over, unless they don't want to follow Bai Kaishan anymore. Therefore, Bai Kaishan definitely had a part in this.
The most important thing right now was still the time. Du Shankui had already driven towards Huzhou