Meanwhile in the Men's Open division, 2019 Asian Championships Team gold medallist and national seeded qualifier, Tony Wong shot into the lead of the local pool with 1569 from two sets of 790 and 779.
Wong's 2019 Asian Championships Team gold winning team-mate and the first to rolled 800-plus series with 802, James Lui added 752 to move into second spot with 1554. Overnight leader, Danny Lee slipped down to third with 1547.
Again the top 3 local qualifiers will earn a bye and automatically advance to Stage II finals. Another national bowler, Ivan Tse missed the top 3 cut by two pins occupying fourth position with 1545. The only overseas Men's Open qualifier was Ho Chi Chong of Macau, who took up top spot with 1375.
Two perfect games have been achieved over the past three days. The first came fom Otto Leung of Hong Kong on June 9 while the second was Anson Li Ho Yiu of Hong Kong on June 10. Newly-crowned Malaysian Open champion, Rafiq Ismail is the Men's defending champion.