The Coastal corridor is a high-speed rail corridor running along the eastern coast of China, stretching from Dalian in the north to Fangchenggang in the south and passing through the cities of Shenyang, Qinhuangdao, Tianjin, Dongying, Weifang, Qingdao, Lianyungang, Yancheng, Nantong, Shanghai, Ningbo.
Fuzhou, Xiamen, Shenzhen, and Zhanjiang.
[1] The Weifang–Qingdao stretch splits into two, one directly connecting Weifang to Qingdao, the other connecting Weifang to Qingdao through Yantai.
As part of China's "Eight Vertical and Eight Horizontal" network, announced in 2016, this corridor is an extension of the Hangzhou–Fuzhou–Shenzhen passenger railway from "Four Vertical and Four Horizontal" network.
[2] The line will comprise a mixture of high-speed railway lines, upgraded conventional rail lines and intercity railways.