張学良
In November 1925, Guo Songling, deputy commander of the Fengyu Jinyu Garrison Command, rebelled against Fengtian. Zhang Xueliang negotiated with Guo Songling but failed to reach an agreement, but was ready to fight against Guo Songling's deputy. At that time, the cavalry of Heilongjiang came to the front to reinforce, and Zhang Xueliang ordered He Zhuguo to serve as a cavalry commander.