Quach Cong Lich won the men’s 400m race at the 2015 Asian Grand Prix’s third and final leg in Chanthaburi, Thailand on June 29.
Lich, who won silver medal in the same race at the 28th Southeast Asian Games in Singapore, clocked 45.99sec, breaking his own national record of 46.02s (Singapore) and beat the SEA Games’ record of 46.00s held by Thailand’s Sukkaew Kunanon.
Meanwhile, Nguyen Thi Huyen won her second gold medal of the tournament, finishing the women’s 400m race with a time of 52.41s.
Earlier, she had bagged a gold in the second leg for the same race with a time of 52.72s.
Huyen had won three gold medals for Vietnam at the Singapore SEA Games, booking two official berths for the 2016 Rio Olympics.
In the men’s 100m race, Le Trong Hinh won silver with a time of 10.73s.