Japan's Takeshi Kamura (2nd R)/Keigo Sonoda (1st L) greet India's Satwiksairaj Rankireddy/Chirag Shetty (2nd L) after their men's doubles second round match at China Open 2019 badminton tournament in Changzhou, east China's Jiangsu Province, Sept. 19, 2019. (Xinhua/Han Yuqing)