Chien Yu-chin (; born 24 October 1982) is a Taiwanese former badminton player. Summer Olympics Chien competed for Chinese Taipei in the 2004 Olympics in the women's doubles with partner Cheng Wen-hsing. They defeated Helen Nichol and Charmaine Reid of Canada in the first round but were defeated by Hwang Yu-mi and Lee Hyo-jung of South Korea in the round of 16. At the 2008 Summer Olympics, again with Cheng, they lost to Wei Yili and Zhang Yawen of China in the quarter-finals. At the 2012 Summer Olympics, she teamed up with Cheng again, but they lost to Tian Qing and Zhao Yunlei, the eventual winners, in the quarterfinal. Achievements BWF World Championships Women's doubles Mixed doubles World Cup Women's doubles Asian Championships Women's doubles East Asian Games Women's doubles Summer Universiade Women's doubles World Junior Championships Girls' singles BWF Superseries The BWF Superseries, which was launched on 14 December 2006 and implemented in 2007, is a series of elite badminton tournaments, sanctioned by the Badminton World Federation (BWF). BWF Superseries levels are Superseries and Superseries Premier. A season of Superseries consists of twelve tournaments around the world that have been introduced since 2011. Successful players are invited to the Superseries Finals, which are held at the end of each year. Women's doubles BWF Superseries Finals tournament BWF Superseries Premier tournament BWF Superseries tournament BWF Grand Prix The BWF Grand Prix had two levels, the BWF Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) which was held from 2007 to 2017. The World Badminton Grand Prix sanctioned by International Badminton Federation (IBF) from 1983 to 2006. Women's doubles Mixed doubles BWF Grand Prix Gold tournament BWF & IBF Grand Prix tournament BWF International Challenge/Series/Satellite Women's singles Women's doubles Mixed doubles BWF International Challenge tournament BWF International Series/ Satellite tournament Record against selected opponents Mixed doubles results with Lee Sheng-mu against Super Series finalists, World's semi-finalists, and Olympic quarterfinalists: He Hanbin & Yu Yang 0–1 He Hanbin & Ma Jin 0–1 Xu Chen & Ma Jin 1–1 Tao Jiaming & Tian Qing 0–1 Zhang Nan & Zhao Yunlei 0–3 Zheng Bo & Ma Jin 0–1 Chen Hung-ling & Cheng Wen-hsing 1–1 Joachim Fischer Nielsen & Christinna Pedersen 0–3 Michael Fuchs & Birgit Michels 0–2 Tontowi Ahmad & Liliyana Natsir 0–1 Fran Kurniawan & Pia Zebadiah Bernadet 1–1 Ko Sung-hyun