South Korea's Choi Bo-gun competes during men's giant slalom of snowboard at the 2017 Sapporo Asian Winter Games in Sapporo, Japan, Feb. 19, 2017. Choi Bo-gun won the silver medal of the event with 1 minute 36.44 seconds. (Xinhua/He Changshan)
South Korea's Choi Bo-gun competes during men's giant slalom of snowboard at the 2017 Sapporo Asian Winter Games in Sapporo, Japan, Feb. 19, 2017. Choi Bo-gun won the silver medal of the event with 1 minute 36.44 seconds. (Xinhua/He Changshan)