General Jirō Minami, commander of the Kwangtung Army and Colonel Seishiro Itagaki gave support to the Inner Mongolian Autonomous Government.
On December 24, 1935, General Minami sent two battalions of irregular Manchurian cavalry under Li Shou-hsin, a squadron of Japanese planes, and a few tanks to assist Prince Demchugdongrub in occupying the northern part of Chahar province.