Chess grandmaster Le Quang Liem has been ranked 38th, a jump of 10 steps in the world February ranking.
The Vietnamese chess ace competed successfully with four wins and a team title at the recent Pan American Chess Championships.
The results placed Liem at No 7 in Asia.
Viet Nam has no representative in the world women's top 100 chess masters.
In girls' rankings, Nguyen Thi Mai Hung is placed at 22nd. — VNS