Beishan Broadcasting Wall: It was a tool used for war propaganda during the cross-strait confrontation. It is located in two buildings each in Beishan and Mashan. The three-story cement wall faces Xiamen. It is equipped with 48 large speakers inside. It is said that the sound Can reach as far as 25 kilometers away. "Hello, dear fellow mainlanders, I am Teresa Teng..." Teresa Teng's clear voice came from the huge loudspeaker, the front line of "psychological warfare", broadcasting news, propaganda and comments in Mandarin and Hokkien. , recruitment and surrender and other messages. Whether you are standing next to the broadcast wall or standing under a cliff to take pictures of the broadcast wall, it is a very popular way to take pictures!