
Second seeded Zii Jia took 51 minutes to defeat Nguyen 21-19, 21-15.
The 24-year-old Malaysian No 1, ranked fourth in the world, will meet either India’s Mithun Manjunath or Taiwan’s Chia Hao Lee in the quarter-finals tomorrow.
National men’s doubles pair Ong Yew Sin-Teo Ee Yi, who are the third seeds, made it to the quarter-finals by defeating Japanese pair Kenya Mitsuhashi-Hikori Okamura 15-21, 21-13, 21-15.
Yew Sin-Ee Yi will meet either Indonesian pair Shohibul Fikri-Bagas Maulana or Taiwan’s Lee Jhe-Huei-Yang Po-Hsuan in the next round.
However, Aaron Chia-Soh Wooi Yik were sent packing by Japan’s Akira Koga-Taichi Saito who beat them 17-21, 23-21,17-21.
The Japanese duo will meet either Taiwan’s Lu Ching Yao-Yang Po Han or Chinese pair Ren Xiang Yu-Tan Qiang in the quarter-finals.
National mixed doubles pair Chen Tan Jie-Toh Ee Wei also advanced to the quarter-finals by defeating China’s He Ji Ting-Du Yue 11-21, 21-14, 21-14.
They will meet either Robin Tabeling-Selena Piek from the Netherlands or Singaporean pair Hee Yong Kai-Tan Wei Han tomorrow.