According to the news of the National Development and Reform Commission on September 18th, in order to optimize and adjust the transportation structure, win the blue sky defense war, better play the backbone role of the railway in the comprehensive transportation system and the green low-carbon advantage, promote the railway into the port, large industrial and mining enterprises And the logistics park, solve the "last mile" problem of railway transportation, promote multimodal transport, and reduce logistics costs. The National Development and Reform Commission, the Ministry of Natural Resources, the Ministry of Transport, the National Railway Administration, and the China National Railway Group Co., Ltd. jointly issued Guiding Opinions on Accelerating the Construction of Railway Special Lines.