Trang,the national champion, achieved an eight-step rise compared with herprevious ranking following her strong performance at the worldchampionship in Denmark and at the Vietnam Open weeks ago.
She is Vietnam's second female athlete to make it to the world's top 80 after Le Ngoc Nguyen Nhung, who once ranked 65th.
Alsoin the women's category, Le Thu Huyen dropped by 10 ranks to 187. Inthe men's category, player Nguyen Tien Minh slid down one step to 24 andPham Cao Cuong fell by 39 steps to 345.-VNA