Construction mileage: K0+000 ~ K15+085
With the total length of 185km, Xiaomengyang ~ Mohan Highway is the last section of the No. 213 National Highway and Kunming ~ Bangkok Highway and a demonstration highway crossing the tropical rain forest. As the major infrastructure for construction of “China-ASEAN Free Trade Area” and one of the key projects for Great Mekong Subregion (GMS) economic cooperation, it is an important part of the Asian highway network as well as an important passage for economic cooperation and communication among GMS countries. The trunk line connects China, Laos and Thailand, radiating the entire South Asia. The project was commenced in December 2004 and completed and open to traffic in May 2008.