Aerial photo taken on Sept. 26, 2018 shows Tieshan port in Beihai, south China's Guangxi Zhuang Autonomous Region. 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/Zhou Hua)