In the Men's Grade B division, Marcus Goh got off brilliantly with 269 to lead Wilaphut Andrew Wong by 23 pins followed by another Thai, Puntep Bhayakaporn in third, a further two pins away.
Vietnam's Vu Minh Hieu added sizzling 266 to his 223 opener to take over the lead. Wilaphut trailed in second by 13 pins as Goh shot a poot 157 to drop down the field. Vu led for another game with Wilaphut still trailing in second.
Mohd Amirul Syafiq, who had 228, 205 and 232 in his first three games, shot a big game of 276 to leapfrog into the lead with Vu dropping down to second, 42 pins adrift.
The Malaysian was on a roll, reeling in 264 and 267 to pull away from the field, 96 pins ahead of his nearest rival. Mohd Amirul ended the finals with 202 and 213 to seal victory with 1887. Vu settled for second with 1809.
Tsai Yu Chuo of Chinese Taipei stormed home to clinch third position with 1791 while Wilaphut and a second Thai, Puntep Bhayakaporn completed the top five with 1780 and 1764 respectively.