Cultural activities held on Great Wall to celebrate Beijing 2022's 500-day countdown
Source: Xinhua| 2020-09-20 22:20:01|Editor: huaxia
Staffs prepare for the 500-day countdown celebration of the 2022 Beijing Winter Olympic Games held in Jilin Speed Skating Stadium in Changchun, capital of northeast China's Jilin Province, Sept. 21, 2020. (Xinhua/Luo Yuan)