during the anti-japanese war, a group of coal miners and railway workers led by liu hong and wang qiang in zaozhuang mine area in southeastern shandong were unable to withstand the oppression and ravage of the japanese invaders. under the leadership of the communist party of china, they secretly established a short and conscientious guerrilla team. they "speeded the car and used machine guns", "blooded foreign businesses", "witnessed tickets and taxis", "strike the lincheng at night", "beat the okamura village", "making intelligence", "take the cart", "up to jinan" and "going to xuzhou" were active along the shandong line of the jinpu line, the lifeline of the japanese army's invasion of china, which inspired the morale of the people along the railway war and strongly cooperated with the main force's battle against japan. the people called them "flying tigers", their official railway guerrilla team in the eighth route army. ccc