Only at the age of 16, Chainarong Wangganont ran for the Thai 4×100 m team in the Asian Games 1986, the team reaching the final and a 6th place. In 1998 he came second in 200 m at the Asian Junior Championship, before being selected for the 4×100 m Olympic team.
Personal Best: 100 – 10.5 (1989).
|1988 Summer||18||Seoul||Athletics||Men's 4 × 100 metres Relay||Thailand||THA||5 h3 r1/3|
|1988 Summer||18||Seoul||Athletics||Thailand||THA||Round One||Heat Three||5||40.57||9,85|