After the fierce battle near Jiangqiao on November 18, 1931, the Japanese forces suffered casualties due to the massive bombardment of the Chinese troops. Japanese soldiers posted the war casualties on stretchers and transported them to their rear positions.

　　　On September 18, 1931, the Kwantung Army blew up the tracks of the South Manchuria Railway at Liujiaohu, a suburb of Mukden (now Shenyang) in the Republic of China, leading to the occupation of all of Manchuria (northeastern China) by the Kwantung Army on February 18, 1932. casualties. Japanese soldiers carried the casualties on stretchers to their rear positions.

　　Beginning on the morning of November 18, 1931, the Japanese launched a general attack against the Chinese troops on the Sanmangbong. The Japanese bombarded the front line of the position for one hour, and the Chinese responded with artillery. At 8:00 a.m., the Japanese forces broke through the center, encircled the area, and launched a general attack. 10:00 a.m., the Chinese forces were unable to hold their position and retreated to the area of Ankang Creek. The Japanese added about 12 fighter planes, 12 tanks, and more than 30 pieces of artillery, and destroyed all trenches with heavy bombardment. The Chinese troops continued to fight and kill each other for a whole day and night, hungry, without rice or water, and shouting, until all brigades, half of them killed or wounded, retreated to Ankang Creek. The Chinese troops fought for three days, suffering more than 3,000 casualties, with about 2,000 more killed.

　　During the Battle of the Three Watchtowers, the Chinese army requested reinforcements from all sides. None were directed from Beijing. Since the battle of Daoan Road, all the bullets were old stock from Heilongjiang Province, wet with mold and unusable. In one day and night of intense fighting, the Chinese soldiers had used up nine-tenths of their ammunition and could not fight a war unarmed. With many casualties, exhausted of ammunition and food, and no hope of survival, Ma Yushan ordered the Chinese troops to retreat. The Japanese army followed the Chinese troops from Hongqingzi. Ma ordered the provincial capital to be moved to Keshan and held Lunsha with about 500 guards and 700 cavalrymen.

　　On the morning of November 19, the main Japanese forces occupied Yushu-tun, about 24 km from the provincial capital, and bombarded it with heavy artillery fire. About 5,000 or more Japanese soldiers invaded and occupied Qiqihar. Ma Chuangshan withdrew his troops from the Qiqi Road to Keshan, Baquan, and Hailun, thus ending the Battle of Jiangqiao. The Japanese forces suffered approximately 31 casualties, 104 battle casualties, 13 missing in action, and 300 frostbite victims during the Battle of Jiangqiao from November 4 to November 19. Chinese military losses were unspecified, but were estimated to be between 1,000 and 3,000. Ma Chuangshan arrived at Hailun on the evening of November 21. It was divided into positions at Wangyu, Hailun, Keshan, and Nulhe.