A winter swimmer dives into Songhua River during a performance in Harbin, capital of northeast China's Heilongjiang Province, Feb. 4, 2017. (Xinhua/Wang Jianwei)
A winter swimmer dives into Songhua River during a performance in Harbin, capital of northeast China's Heilongjiang Province, Feb. 4, 2017. (Xinhua/Wang Jianwei)