Harimoto Tomokazu of Japan serves during the men's singles round of 16 match against Lin Gaoyuan of China at the 2018 Seamaster ITTF World Tour Platinum China Open in Shenzhen, south China's Guangdong Province, June 1, 2018. Harimoto Tomokazu lost 1-4. (Xinhua/Mao Siqian)