Photo taken on April 26, 2019 shows the first "new international land-sea trade corridor" rail-ocean intermodal train bound for Indonesia in southwest China's Chongqing. China has released an overall plan about the country's new western sea-land transportation channel to deepen the sea-land two-way opening-up and the development of western China, according to the National Development and Reform Commission. The plan covers the period from 2019 to 2025 with an outlook extended to 2035. (Xinhua/Liu Chan)