The No 1 player is Chen Ti of Chinese Taipei, who is also the world’s No 323.
Enzo Couacaud of France is No 2 and Wang Chuhan of China is No 3.
Nam, whose world ranking was down four steps to No 546 on October 30, is the only athlete from Vietnam in the main round.
Six other Vietnamese players are in the reserve list.
The US$15,000 tournament is being organised on the hard court at the Thu Dau Mot City’s Community Sports Centre with singles and doubles events. The finals are scheduled for November 12.
