Defending champion PV Sindhu and Kidambi Srikanth stormed into the quarter-finals of the BWF World Championships with straight-game wins in their respective singles round of 16 matches here on Thursday. The World No. 7 Indian defeated her Thai opponent, ranked three places below her, 21-14, 21-18 in the pre-quarterfinal match that lasted 48 minutes.

With the win, Sindhu, seeded sixth in the showpiece tournament, extended her head-to-head record against Chochuwong to 5-3.  Sindhu also avenged her twin loss to Chochuwong this season—group match of BWF World Tour Finals earlier this month and All England Championships in March.