China-Europe freight train services surge in first 4 months

Aerial photo taken on April 14, 2017 shows a Chongqing-Xinjiang-Europe regular cargo train leaving the railway port station in Chongqing, southwest China. The Chongqing-Xinjiang-Europe railway, which was put into service in 2011, has boosted economic cooperation between all the countries along the route. (Xinhua/Liu Chan)