SINGAPORE - Quah Zheng Wen finished ahead of American competitors at the Indianapolis Arena Pro Swim on Sunday morning (Saturday evening US time) to win the men's 200m butterfly event.
The national swimmer clocked 1min 57.64sec to touch home first. Americans Gunnar Bentz (1:57.70) and Michael Klueh (1:58.93) followed behind.
Quah, 19, is one of two Singaporeans who qualified for the Olympic Games in Rio de Janeiro this August on an 'A' qualifying time. He was the fastest finalist of the 200m fly in Indianapolis, having also clocked the best times in the 100m fly (where he won silver) and 200free events.
Team-mate Joseph Schooling, who is in action this weekend at the Longhorn Elite Invite in Austin, Texas, is the other Rio-bound swimmer.
Meanwhile, Pang Sheng Jun clocked a new personal best to win the B final of the 400m free in Indianapolis. He finished in 3:57.14.
With the US Olympic trials taking place in Nebraska at the end of the month, many American hopefuls are on final tune-ups at different meets in the States.
The Indianapolis features world championships medallist Micah Lawrence and Kevin Cordes, while Michael Phelps and Missy Franklin at in action in Austin where Singapore's Schooling is competing. American freestyle specialist and Olympic champion Nathan Adrian are in action in Santa Clara.