The world No 6 who has three titles under her belt this season had also beaten a Taiwanese rival (Su Yu Chen 21-10 21-14) in the first round.
The Kingdom’s No 1 player will take on either world No 1 Tai Tzu Ying of Taiwan or Line Kjaersfeldt of Denmark in the quarter-finals on Friday.
In the men's singles second round, Thai No 1 Tanongsak Saensomboonsuk went down to Chinese fourth seed Shi Yuqi 14-21 21-19 18-21
In women’s doubles, Chayanit Chaladchalam and Phataimas Muenwong lost to on Du Yue and Li Yinhui of China 16-21 16-21.