1923年8月．孙中山领导的四川讨赋联军总司分熊克武部，将北洋军阀曹锟、吴佩孚支持的四川军阀刘湘、杨森围困于重庆。坐镇武汉的吴佩孚在日本驻汉领事的支持下，利用日商日清公司的客轮“宜阳丸”和“云阳丸”往重庆偷运军火，支持刘湘、杨森，企图扭转败局，并派他的军械处长 August 1923. Under the leadership of Sun Yat-sen, the coalition chief of Xiongfu Fu, Xiong Kewu, led the siege of the warlord Liu Xiang and Yeon Sum of the northern warlords Cao Kun and Wu Peifu in Chongqing. Under the support of the Japanese consul in the Chinese consulate, Wu Peifu, who is based in Wuhan, smuggled arms to Chongqing with the aid of the passenger liner “Yiyang Pills” and “Yunyang Pills” of the Japanese company Nisshin in support of Liu Xiang and Yang Sen in an attempt to reverse the defeat. His ordnance director