Driver of a China-Europe freight train makes preparations before departure in Chongqing, southwest China, March 18, 2020. From Feb. 19 to March 18 this year, there were 46 outbound China-Europe freight trains departing from Chongqing to Europe via Xinjiang, with 2,129 carriages of commodities. During the same period, there were 30 inbound freight trains with 1,720 carriages. The recovering operation of China-Europe freight trains (Chongqing-Xinjiang-Europe) is helping the trade of southwest China regions. (Xinhua/Tang Yi)

Aerial photo taken on March 18, 2020 shows a China-Europe freight train pulling out of Xinglongchang Station in Chongqing, southwest China, March 18, 2020. From Feb. 19 to March 18 this year, there were 46 outbound China-Europe freight trains departing from Chongqing to Europe via Xinjiang, with 2,129 carriages of commodities. During the same period, there were 30 inbound freight trains with 1,720 carriages. The recovering operation of China-Europe freight trains (Chongqing-Xinjiang-Europe) is helping the trade of southwest China regions. (Xinhua/Tang Yi)

A China-Europe freight train wait for departure at Xinglongchang Station in Chongqing, southwest China, March 18, 2020. From Feb. 19 to March 18 this year, there were 46 outbound China-Europe freight trains departing from Chongqing to Europe via Xinjiang, with 2,129 carriages of commodities. During the same period, there were 30 inbound freight trains with 1,720 carriages. The recovering operation of China-Europe freight trains (Chongqing-Xinjiang-Europe) is helping the trade of southwest China regions. (Xinhua/Tang Yi)

A carriage inspector walks past a China-Europe freight train in Chongqing, southwest China, March 18, 2020. From Feb. 19 to March 18 this year, there were 46 outbound China-Europe freight trains departing from Chongqing to Europe via Xinjiang, with 2,129 carriages of commodities. During the same period, there were 30 inbound freight trains with 1,720 carriages. The recovering operation of China-Europe freight trains (Chongqing-Xinjiang-Europe) is helping the trade of southwest China regions. (Xinhua/Tang Yi)

Inspectors examine a China-Europe freight train in Chongqing, southwest China, March 18, 2020. From Feb. 19 to March 18 this year, there were 46 outbound China-Europe freight trains departing from Chongqing to Europe via Xinjiang, with 2,129 carriages of commodities. During the same period, there were 30 inbound freight trains with 1,720 carriages. The recovering operation of China-Europe freight trains (Chongqing-Xinjiang-Europe) is helping the trade of southwest China regions. (Xinhua/Tang Yi)

A carriage inspector examines a China-Europe freight train in Chongqing, southwest China, March 18, 2020. From Feb. 19 to March 18 this year, there were 46 outbound China-Europe freight trains departing from Chongqing to Europe via Xinjiang, with 2,129 carriages of commodities. During the same period, there were 30 inbound freight trains with 1,720 carriages. The recovering operation of China-Europe freight trains (Chongqing-Xinjiang-Europe) is helping the trade of southwest China regions. (Xinhua/Tang Yi)