Qin Yiyuan
Qin Yiyuan is a Chinese former world level badminton player. Qin played internationally for China from the mid-1990s through the 2000 Summer Olympics, a period during which her fellow countrywomen Ge Fei and Gu Jun dominated international women's doubles play. Qin won women's doubles at the 1996 China Open, 1997 Thailand Open, 1998 Denmark Open with Tang Yongshu, and at the 1999 Thailand, French, and Denmark Opens, and 2000 Swiss Open with Gao Ling. She was a bronze medalist at the 1995 IBF World Championships and a silver medalist at the 1997 IBF World Championships with Tang Yongshu. She earned a bronze medal again at the 1999 edition of the tourney with Gao Ling. Qin also earned bronze medals for women's doubles at the 1996 and 2000 Summer Olympics, the first with Tang Yongshu and the second with Gao. She was a member of Chinese teams which captured the Uber Cup in 1998 and 2000.
Achievements
Summer Olympics
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2000 | The Dome, Sydney, Australia |  Gao Ling |  Chung Jae-hee Ra Kyung-min | 15–10, 15–4 | Bronze |
| 1996 | GSU Sports Arena, Atlanta, United States | Tang Yongshu |  Helene Kirkegaard Rikke Olsen | 7–15, 15–4, 15–8 | Bronze |
World Championships
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 1999 | Brøndby Arena, Copenhagen, Denmark | Gao Ling | Ge Fei Gu Jun | 6–15, 7–15 | Bronze |
| 1997 | Scotstoun Centre, Glasgow, Scotland | Tang Yongshu | Ge Fei Gu Jun | 1–15, 8–15 | Silver |
| 1995 | Malley Sports Centre, Lausanne, Switzerland | Tang Yongshu | Gil Young-ah Jang Hye-ock | 8–15, 6–15 | Bronze |
World Cup
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 1997 | Yogyakarta, Indonesia | Tang Yongshu | Ge Fei Gu Jun | 10–15, 15–9, 9–15 | Silver |
| 1996 | Jakarta, Indonesia | Tang Yongshu | Ge Fei Gu Jun | 6–15, 12–15 | Silver |
Asian Games
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 1998 | Thammasat Gymnasium 2, Bangkok, Thailand | Tang Yongshu |  Eliza Nathanael Deyana Lomban | 10–15, 5–15 | Bronze |
Mixed doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 1998 | Thammasat Gymnasium 2, Bangkok, Thailand | Zhang Jun | Kim Dong-moon Ra Kyung-min | 3–15, 6–15 | Bronze |
Asian Championships
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 1998 | Bangkok, Thailand | Tang Yongshu | Ge Fei Gu Jun | 8–15, 7–15 | Silver |
| 1995 | Beijing, China | Tang Yongshu | Ge Fei Gu Jun | 1–15, 4–15 | Silver |
Asian Cup
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 1995 | Qingdao, China | Tang Yongshu | Bronze |
East Asian Games
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 1993 | Shanghai, China | Zhang Ning | Kim Shin-young Shon Hye-joo | 12–15, 11–15 | Silver |
IBF World Grand Prix
The World Badminton Grand Prix sanctioned by International Badminton Federation since 1983.Women's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2000 | Swiss Open | Gao Ling | Huang Nanyan Yang Wei | 15–5, 8–15, 15–9 | Winner |
| 1999 | China Open | Gao Ling | Ge Fei Gu Jun | 5–15, 6–15 | Runner-up |
| 1999 | Denmark Open | Gao Ling | Chen Lin Jiang Xuelian | 15–12, 15–8 | Winner |
| 1999 | German Open | Gao Ling | Chen Lin Jiang Xuelian | 13–15, 13–15 | Runner-up |
| 1999 | Thailand Open | Gao Ling | Emma Ermawati Vita Marissa | 15–8, 15–2 | Winner |
| 1999 | Malaysia Open | Gao Ling | Ge Fei Gu Jun | 8–15, 10–15 | Runner-up |
| 1998 | Denmark Open | Tang Yongshu | Huang Nanyan Yang Wei | 15–17, 15–10, 15–11 | Winner |
| 1998 | Singapore Open | Tang Yongshu | Ge Fei Gu Jun | 8–15, 13–15 | Runner-up |
| 1998 | Japan Open | Tang Yongshu | Ge Fei Gu Jun | Walkover | Runner-up |
| 1997 | Grand Prix Finals | Tang Yongshu | Ge Fei Gu Jun | 1–15, 8–15 | Runner-up |
| 1997 | Thailand Open | Tang Yongshu | Eliza Nathanael Zelin Resiana | 15–8, 15–2 | Winner |
| 1997 | China Open | Tang Yongshu | Ge Fei Gu Jun | 13–15, 11–15 | Runner-up |
| 1997 | U.S. Open | Tang Yongshu |  Yoshiko Iwata Haruko Matsuda | 15–6, 15–2 | Winner |
| 1997 | Korea Open | Tang Yongshu | Ge Fei Gu Jun | 10–15, 10–15 | Runner-up |
| 1996 | China Open | Tang Yongshu | Kim Mee-hyang Park Soo-yun | 15–2, 15–12 | Winner |
| 1995 | Canadian Open | Tang Yongshu | Gil Young-ah Jang Hye-ock | 10–15, 4–15 | Runner-up |
| 1995 | Indonesia Open | Tang Yongshu | Ge Fei Gu Jun | 6–15, 6–15 | Runner-up |
| 1994 | Dutch Open | Tang Yongshu | Peng Xinyong Zhang Jin | 4–15, 7–15 | Runner-up |
IBF International
Women's doubles| Year | Tournament | Partner | Opponent | Score | Result |
| 1999 | French Open | Gao Ling |  Ang Li Peng Chor Hooi Yee | 15–0, 15–3 | Winner |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 1999 | French Open | Chen Gang |  Ian Sullivan Gail Emms | 15–12, 15–12 | Winner |