[1][2] Dong represented her country at the 1998 Asian Junior Championships winning a gold in the girls' team event, and two bronze medals in the girls' singles and doubles event.
[3][4] She also claimed the bronze medal in the girls' singles at the 1998 World Junior Championships.
[5] She won the senior international tournament at the 2000 German Open, beating her compatriot from Hubei, Hu Ting in straight games.
[6] Dong reached the semi-final round at the 2001 Asian Championships, but defeated by Wang Chen of Hong Kong, clinched the bronze medal.
[2] Women's singles Girls' singles Girls' singles Girls' doubles The World Badminton Grand Prix sanctioned by International Badminton Federation (IBF) since 1983.