Shiv Kapur produced a magnificent finish for the second straight time with a closing eight-under 63, which almost brought him a second successive win.
Kapur, who had a closing bogey-free eight-under 64 during his win in Taiwan, had no less than 10 birdies besides two bogeys in his 63 on Sunday. With 65-63, Kapur was 14-under for the weekend and was tied second with Gaganjeet Bhullar (67) at 19-under.
Rattanon Wannasrichan (67) totalled 21-under to complete a sensational victory.
Jeev Milkha Singh (72) was tied-32nd, while Shankar Das (70) and Khalin Joshi (70) were tied-42nd.