Models with less than 7 seats. Taihang No.1 Highway starts from Zheshui Village, Liu Quan Township, Lingchuan County, connects with Hudong Highway of Taihang Grand Canyon in Huguan County, Changzhi City, and ends at Duyao Village, long gang zhen, Qinshui County. It is also called Taihang Tianlu because it is built on the top of the mountain or mountainside at an altitude of 1000 meters. Self-driving Taihang No.1 can be used as long as it is less than 7 seats.