Chuannan intercity railway includes Neijiang - Zigong - Luzhou section and Zigong - Yibin section, whose total length is about 212 km, and its total investment is about 31.5 billion yuan. Among them, the Neizilu section is 129 km, the design speed of it is 250km / h, Zigong territory is about 56 km, the railway will be with Chengdu-Chongqing passenger, the proposed Chengdu-Kunming high-speed rail Chengdu to Zigong section connected, then, Zigong will be fully integrated National Railway Network, the formation of southern Sichuan half an hour, Chengdu, Chongqing 1 hour, Guiyun 3 hours of access pattern.