Tsai Chia-hsin

Tsai Chia-hsin (born 25 July 1982) is a Taiwanese former badminton player. He competed at the 2006 and 2014 Asian Games. Tsai also competed (for the Republic of China as Chinese Taipei) in the 2004 Summer Olympics in mixed doubles with partner Cheng Wen-hsing and in 2016 Summer Olympics in men's doubles with partner Lee Sheng-mu. In 2004, they defeated Chris Dednam and Antoinette Uys of South Africa in the first round but lost to Zhang Jun and Gao Ling of China in the round of 16.

Asian Championships
Men's doubles

East Asian Games
Men's doubles

Summer Universiade
Men's doubles

Asian Junior Championships
Mixed doubles

BWF Superseries
The BWF Superseries, which was launched on 14 December 2006 and implemented in 2007, was a series of elite badminton tournaments, sanctioned by the Badminton World Federation (BWF). BWF Superseries levels were Superseries and Superseries Premier. A season of Superseries consisted of twelve tournaments around the world that had been introduced since 2011. Successful players were invited to the Superseries Finals, which were held at the end of each year.

Men's doubles
 * BWF Superseries Finals tournament
 * BWF Superseries Premier tournament
 * BWF Superseries tournament

BWF Grand Prix
The BWF Grand Prix had two levels, the Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) and played between 2007 and 2017.

Men's doubles
 * BWF Grand Prix Gold tournament
 * BWF Grand Prix tournament

BWF International Challenge/Series
Men's doubles
 * BWF International Challenge tournament
 * BWF International Series tournament