
A tourist takes photos in Anju ancient city in Tongliang County of Chongqing, southwest China, April 30, 2017. Many tourists come to Anju ancient city to spend their Labor Day holiday. (Xinhua/Liu Chan)

A tourist takes photos in Anju ancient city in Tongliang County of Chongqing, southwest China, April 30, 2017. Many tourists come to Anju ancient city to spend their Labor Day holiday. (Xinhua/Liu Chan)