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|1996 Atlanta||Mixed doubles|
|1992 Guangzhou||Mixed doubles|
|1995 Qingdao||Mixed doubles|
Specializing in mixed doubles at the world level, Sun won the China Open (1993) and Asian Championships (1994) with countryman Chen Xingdong. She earned a bronze medal at the 1996 Olympics in Atlanta with another Chinese player, Liu Jianjun.