Chengnanda high-speed rail is an important component of the “riverside channel” in the “eight routes and eight lines project” of the national railway network high-speed railway passenger transportation. According to the "13th Five-Year Plan for Comprehensive Transportation Development in Sichuan Province," Sichuan will basically completed the modern comprehensive transportation system, “interconnected by 2020, fully functional, seamlessly connected, safe and efficient”, has become a comprehensive transportation hub in the west. As part of the planning, Chengnanda High Speed Rail is expected to start construction during the “Thirteenth Five-Year Plan” period, with a design speed of 350 kilometers per hour.