In 1929 he participated in the battles of the Chinese-Eastern Railway to the Zhang Xueliang's troops of Republic of China.
Zhang Xueliang (1901–2001), ruler of Manchuria and participant in the Xi'an Incident
Zhang Xueliang - Instigator of the Xi'an Incident, he spent over fifty years under house arrest in Taiwan.
Yu Chung-han, a prominent civilian politician of Zhang Xueliang's Northeastern government, who favored the autonomy of Manchuria and aided Japan's establishment of the puppet state of Manchukuo.
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Yu Chung-han, was a prominent elder statesman of Zhang Xueliang's Government in Mukden and the leader of the civilian group in Manchuria which favored "hokyo anmin" (secure boundary and peaceful life), meaning according to him, the protection and prosperity of the Northeastern Provinces were to be the supreme concern of the government, including the relationship with China proper.
Zhang Fei | Zhang Yimou | Zhang Wentian | Zhang Zhidong | Zhang Ruimin | Zhang Yan (Han Dynasty) | Zhang Yan | Zhang Xun | Zhang Yue (Tang Dynasty) | Zhang Yue | Zhang Dejiang | Zhang Anshi | Liu Zhang | Jianyi Zhang | Zhang Zuoxiang | Zhang Zuolin | Zhang Zizhong | Zhang Zhongjing | Zhang Zhizhong | Zhang Zhijun | Zhang Zhen Huan | Zhang Yuan | Zhang Yu | Zhang Yizhi | Zhang Yiyi | Zhang Yi (strategist) | Zhang Yaodong | Zhang Yanmei | Zhang Xueliang's former residence in Wufeng, Hsinchu | Zhang Xin |
Soon after, while serving in the Special Red Banner Eastern Army under Vasily Blücher, he took part in the Russo-Chinese Eastern Railroad War of 1929-1930 when the Soviet Union intervened to return the Chinese Eastern Railway to joint Chinese and Soviet administration, after Chinese warlord Zhang Xueliang of the Republic of China attempted to seize complete control of the railway.
The next year, requisition of the Chinese Eastern Railway by Zhang Xueliang led to an armed conflict between Zhang and the Soviet Union.