Passengers take the train of Line 18 of the Chengdu Metro system in Chengdu, capital of southwest China's Sichuan Province, Sept. 27, 2020. Line 18 of Chengdu Metro system began its official operation Sunday. (Xinhua/Liu Kun)
Line 18 of Chengdu Metro system begins official operation
Source: Xinhua| 2020-09-27 20:40:28|Editor: huaxia
