Students take part in a roller skating training session at a primary school in Tangshan, north China's Hebei Province, Nov. 27, 2020. (Photo by Liu Mancang/Xinhua)
Aerial photo shows students taking part in a roller skating training session at a primary school in Tangshan, north China's Hebei Province, Nov. 27, 2020. (Photo by Liu Mancang/Xinhua)
Students take part in a roller skating training session at a primary school in Tangshan, north China's Hebei Province, Nov. 27, 2020. (Photo by Liu Mancang/Xinhua)
Students take part in a roller skating training session at a primary school in Tangshan, north China's Hebei Province, Nov. 27, 2020. (Photo by Liu Mancang/Xinhua)