China's Ma Long waves to audience at the awarding ceremony of the men's singles table tennis final at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 11, 2016. Ma Long won the gold medal. (Xinhua/Lin Yiguang)
China's Ma Long waves to audience at the awarding ceremony of the men's singles table tennis final at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 11, 2016. Ma Long won the gold medal. (Xinhua/Lin Yiguang)