Sun Caiyun is a Chinese former pole vaulter, who was one of the leading athletes in her discipline in the early 1990s. She became the first official world record holder, jumping 4.05 meters on May 21, 1992, in Nanjing, China. In 1994 she received a three-month doping ban. Sun Caiyun (China) set the women's pole vault world record of 4.05 m in Nanjing, China on May 21, 1992. It stood 3 years, until Sun Caiyun's 4.08 m on May 18, 1995. Wiki link