Malaysians also dominated the Women's Open division with Squad A first block leader, Sin Li Jane regaining her lead with a third block series of 1160 to take pole position with 3275. Overnight leader, Nerosha Keligit settled for second with 3157.
2017 SEA Games Masters gold medallist, Shalin Zulkifli topped Squad D en-route to finishing third in the overseas pool with 3100. Syaidatul Afifah of Malaysia missed the top bracket to head the mixed pool with 3069.
Thanchanok Vilailak took over the lead in Squad B to finish top spot in the local pool with 2967. 2016 Thailand Open champion, Yanee Saebe, who had dropped into the mixed pool after the second block, bounced back with 977 in her third block to clinch second position with 2838.
Kantaporn Singhabubpha claimed third position with 2799. The top 3 overseas and top 3 local qualifiers will skip Round 2 finals and automatically advance to Round 3 finals. The cut at 22nd position went to Lui Hsin-Ya of Chinese Taipei with 2782.
Pitchapa Reongsiri of Thailand (219), Joy Yap of Singapore (213), Joan Cheng of Hong Kong (181) and Peng Hsion-Ting of Chinese Taipei (168) made the Round 2 finals in the Desperado squad.