At the end of 1929, when Cai Yunsheng was instructed by the Northeast Marshal and had just reached a humiliating agreement with Mao Xiong.
In the Fengtian Marshal’s Office. Zhang Xuecheng used the name of the old marshal’s three sons and the northeast deputy commander-in-chief to say that he had not lost this battle and that he could not surrender.
He immediately left the city and summoned the Fengtian First Army to the front line.
The war in the north was about to start.