The Thai women's 4x100m relay team won the gold medal at the SEA Games in Cambodia on Wednesday.
Thailand, who were two-time defending champions in the event, crossed the line in 44.24 seconds to complete a golden hat-trick.
The Thai runners were Supawan Thipat, Supanich Poongerd, Onuma Chettha and Athicha Petkul.
In the men's 4x100m relay, defending champions Thailand finished second in 39.130, behind Indonesia who took gold with a time of 39.110. Malaysia were third.
Earlier, Natthaphon Dansungnoen won the men's 110m hurdles after crossing the line in 13.832sec.
Subenrat Insaeng claimed her seventh successive SEA Games gold medal in the women's discus throw with an effort of 57.69m.
Parinya Chuaimaroeng (6m) and Supawat Choothong (5.78) won silver and bronze respectively in the women's long jump final. The gold medal went to Vietnam's Bui Thi Thu Thao (6.13m).
In swimming, Tonnam Kanteemool won the men's 200m backstroke final.
Jenjira Srisa-ard won bronze in the women's 50m freestyle final with a time of 25.320sec.
In badminton, the Thai women's team beat Singapore 3-1 in the semi-finals.
