Photo taken on Sept.11, 2019 shows customs officers inspecting containers at Longtougang Port in Nanchang City, east China's Jiangxi Province, Sept.11, 2019. Nanchang has been actively constructing the ports along the Yangtze River in recent years in an effort to facilitate trade with the outside world. It explored a variety of approaches to reduce service fee, improve efficiency and promote the development of transportation and logistics. (Xinhua/Peng Zhaozhi)