Tourists have fun at sunset at the Harbin Ice-Snow World, the world's largest ice-and-snow theme park, in Harbin, northeast China's Heilongjiang Province, Jan. 18, 2026. (Xinhua/Wang Jianwei)

Tourists have fun at sunset at the Harbin Ice-Snow World, the world's largest ice-and-snow theme park, in Harbin, northeast China's Heilongjiang Province, Jan. 18, 2026. (Xinhua/Wang Jianwei)

Tourists have fun at sunset at the Harbin Ice-Snow World, the world's largest ice-and-snow theme park, in Harbin, northeast China's Heilongjiang Province, Jan. 18, 2026. (Xinhua/Wang Jianwei)

Tourists have fun at sunset at the Harbin Ice-Snow World, the world's largest ice-and-snow theme park, in Harbin, northeast China's Heilongjiang Province, Jan. 18, 2026. (Xinhua/Wang Jianwei)

A tourist poses for photos at sunset at the Harbin Ice-Snow World, the world's largest ice-and-snow theme park, in Harbin, northeast China's Heilongjiang Province, Jan. 18, 2026. (Photo by Zhang Shu/Xinhua)

Tourists have fun at sunset at the Harbin Ice-Snow World, the world's largest ice-and-snow theme park, in Harbin, northeast China's Heilongjiang Province, Jan. 18, 2026. (Xinhua/Wang Jianwei)

A tourist takes photos at the Harbin Ice-Snow World, the world's largest ice-and-snow theme park, in Harbin, northeast China's Heilongjiang Province, Jan. 18, 2026. (Photo by Zhang Shu/Xinhua)

Tourists have fun at sunset at the Harbin Ice-Snow World, the world's largest ice-and-snow theme park, in Harbin, northeast China's Heilongjiang Province, Jan. 18, 2026. (Xinhua/Wang Jianwei)