
Elderly people practice Taiji, a Chinese martial art, in the Yuquan District of Hohhot, capital of north China's Inner Mongolia Autonomous Region, Aug. 13, 2017. (Xinhua/Ding Genhou)

Elderly people practice Taiji, a Chinese martial art, in the Yuquan District of Hohhot, capital of north China's Inner Mongolia Autonomous Region, Aug. 13, 2017. (Xinhua/Ding Genhou)