In the field at the Morodok Techo National Stadium, meanwhile, Muhammad Diroy Noordin defended his title in the men’s F40/41 shot put.
Singapore’s flag bearer at the 2021 Paralympics made it back-to-back golds with a throw of 9.17m.
A total of 26 Team Singapore athletes are competing at this year’s ASEAN Para Games in athletics, badminton, boccia, powerlifting, swimming and table tennis.
The event, which officially kicked off last Sunday and concludes on Friday, is taking place in Cambodia for the first time.
Singapore is currently in sixth place in the medal table with 10 golds, 14 silvers and 11 bronzes.