In pics: Harbin Ice-Snow World

This aerial photo taken on Jan. 3, 2023 shows tourists visiting the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province. (Xinhua/Xie Jianfei)

This aerial photo taken on Jan. 3, 2023 shows tourists visiting the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province. (Xinhua/Xie Jianfei)

This aerial photo taken on Jan. 3, 2023 shows tourists visiting the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province. (Xinhua/Xie Jianfei)

This aerial photo taken on Jan. 3, 2023 shows tourists visiting the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province. (Xinhua/Xie Jianfei)

This aerial photo taken on Jan. 3, 2023 shows tourists visiting the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province. (Xinhua/Xie Jianfei)

This aerial photo taken on Jan. 3, 2023 shows tourists visiting the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province. (Xinhua/Xie Jianfei)

This aerial photo taken on Jan. 3, 2023 shows tourists visiting the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province. (Xinhua/Xie Jianfei)

This aerial photo taken on Jan. 3, 2023 shows tourists visiting the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province. (Xinhua/Xie Jianfei)