
A worker shows subway tickets in Shijiazhuang, north China's Hebei Province, June 14, 2017. Shijiazhuang started running its first subway lines on Wednesday. (Xinhua/Zhan Xincheng)

A worker shows subway tickets in Shijiazhuang, north China's Hebei Province, June 14, 2017. Shijiazhuang started running its first subway lines on Wednesday. (Xinhua/Zhan Xincheng)