sentences:  The Japanese were defeated by the Chinese Muslim cavalry and Wuyuan was retaken from the Japanese.Ma Buqing was in virtual control of the Gansu corridor at this time.In 1942 Generalissimo Chiang Kai-shek, head of the Chinese government personally went on tour in Northwestern China in Xinjiang, Gansu, Ningxia, Shaanxi, and Qinghai, where he met both Ma Buqing and Ma Bufang.