Photo taken on Jan. 29, 2022 shows the decorative installations with the theme of 2022 Beijing Winter Olympics at Yanqing Railway Station in Yanqing District of Beijing, capital of China. (Xinhua/Ren Chao)

A visitor takes a selfie with decorative installations with the theme of 2022 Beijing Winter Olympics at Yanqing Railway Station in Yanqing District of Beijing, capital of China, Jan. 29, 2022. (Xinhua/Ren Chao)

Photo taken on Jan. 29, 2022 shows the decorative installations with the theme of 2022 Beijing Winter Olympics at a square in Yanqing District of Beijing, capital of China. (Xinhua/Ren Chao)

Photo taken on Jan. 29, 2022 shows the decorative installations with the theme of 2022 Beijing Winter Olympics at Yanqing Railway Station in Yanqing District of Beijing, capital of China. (Xinhua/Ren Chao)