Introduction to the blasting site monument: The blasting site monument in Liutiao Lake during the September 18th Incident was built by Japanese invaders in 1938. This monument is a reinforced concrete structure, consisting of three parts: the base, the monument body, and the top of the monument. It looks like a bomb. There is no inscription or inscription on this monument, but the "blasting location" written on the trapezoidal base below is evidence of Japanese imperialism's invasion of China.