Back in The Open five years on from his only previous appearance after a maiden PGA Tour victory in April at the RBC Heritage, where he edged out Matt Kuchar by one stroke.
It lifted him from 113th on the world rankings to 55th and a month later his joint third at the Charles Schwab Challenge took him into the top 50 on the day they qualified for Royal Portrush. Tied for second behind Brandt Snedeker at last season’s Wyndham Championship and was also a runner-up at the 2017 Farmers Insurance Open. At the University of Washington picked up eight titles and for eight weeks in 2013 topped the amateur world rankings before losing top spot to Matthew Fitzpatrick when he became US Amateur champion.
Also claimed individual and team honours at the 2014 Asian Games before turning professional the following season. Triumphed on the PGA Tour Canada on only his fourth start in the paid ranks and earned a place on the main circuit through the Web.com Tour. Made his major debut as a 19-year-old amateur at the 2011 US Open and was only 14 when he first represented Taiwan in the Eisenhower Trophy world amateur team championships.