Players compete in cuju, an ancient Chinese football game, during the first Beijing Winter Games held at Houhai Ice Arena in Beijing, Jan. 10, 2019. More than 180 participants on 16 teams representing all districts in the capital city joined the competition. Playing cuju on ice has long been a traditional folk sport in Beijing. (Photo: China News Service/Fu Tian)

Players compete in cuju, an ancient Chinese football game, during the first Beijing Winter Games held at Houhai Ice Arena in Beijing, Jan. 10, 2019. More than 180 participants on 16 teams representing all districts in the capital city joined the competition. Playing cuju on ice has long been a traditional folk sport in Beijing. (Photo: China News Service/Fu Tian)

Players compete in cuju, an ancient Chinese football game, during the first Beijing Winter Games held at Houhai Ice Arena in Beijing, Jan. 10, 2019. More than 180 participants on 16 teams representing all districts in the capital city joined the competition. Playing cuju on ice has long been a traditional folk sport in Beijing. (Photo: China News Service/Fu Tian)

Players compete in cuju, an ancient Chinese football game, during the first Beijing Winter Games held at Houhai Ice Arena in Beijing, Jan. 10, 2019. More than 180 participants on 16 teams representing all districts in the capital city joined the competition. Playing cuju on ice has long been a traditional folk sport in Beijing. (Photo: China News Service/Fu Tian)