Guoliang Tunnel is a wall-hanging highway in Guoliang Village, Shayao Township, Huixiang City, Henan Province. It is also called Guoliangdong wall-hanging highway, Guoliangdong, Guoliang Tunnel, Wanxianshan wall-hanging corridor and Guoliang village wall-hanging corridor. It was built in 1972 and completed in 1977. All of them were completed by the villagers of Guoliang Village independently. Thirteen villagers who are mainly responsible for digging are called Guoliangdong . Guo Liangdong is known as the world's most dangerous ten roads one of the the world's most peculiar 18 roads one. In the early 1990s, Guo Liangdong began to develop tourism projects, and now it has become the first sub-scenic spot of Wanxian Mountain, a national 4A-level scenic spot. The first part of the film was filmed here.