Introduction to the Ma Tien Neck Escape Area: In the spring of 1942, the Japanese imperialist invaders designated this mountain as a military restricted area and forced Chinese laborers captured from other places to build large-scale and permanent buildings such as bunkers, secret tunnels, and winding mountain roads. military engineering. In order to strictly maintain military secrets, all the workers were executed after the project was completed. About 20,000 people died. The labor groom "Ma Tie Neck" was stabbed in the neck by the Japanese invaders with a saber here and narrowly escaped death.