20 16. Relevant information shows that the investment agreement for Nanyu-Lugu Expressway was signed by Luzhou Expressway Administration in Chongqing on February 3, 20 15, and construction started on February 20 16. The total length of Nanyu Road Expressway is about 1.60 km, which is another expressway between Sichuan and Chongqing. The scale of expressway construction is two-way and four lanes. The construction of this expressway has a very important role in promoting the economic development of cities along the route, and will benefit 1.22 million people along the route.