Introduction to the Railway Guerrillas: The Railway Guerrillas were founded in December 1940, affiliated to the Sulu Detachment of the 115th Division of the Eighth Route Army, and incorporated into the independent detachment of the Lunan Military Region. Including the first political commissar Du Jiwei, brigade captain Hong Zhenhai, deputy brigade captain Wang Zhisheng, successor political commissars Wen Lizheng, Yang Guangli, Zhao Ruohua, Zhang Hongyi, Zheng Ti, and successor brigade captain Liu Jinshan. The railway guerrillas relied on Weishan Lake and fought on the Jinpu and Linzao Baili railway lines, breaking into trains, blowing up bridges, and cutting off the Japanese transportation lines many times. Together with the Weihu Brigade, Canal Detachment and other anti-Japanese armed forces, he cooperated with the main force of the Eighth Route Army to fight the Japanese army hundreds of times. He intimidated the enemy and repeatedly performed extraordinary feats. He opened and defended the anti-Japanese base area in Weishan Lake area and the lake communication line from Shandong in central China to Yan'an. It is an Anti-Japanese War special forces unit that came from the common people.