India’s Kidambi Srikanth progressed to the quarter-finals after earning a hard-fought victory against Korea’s Dong Ken Lee at the Hylo Open Super 500 badminton, here on Thursday.

Srikanth, seeded seventh, had to toil hard for 56 minutes before eking out a 21-9, 19-21, 21-10 win in the pre-quarterfinal. In the women’s doubles, Ashwini Ponappa and N Sikki Reddy lost to Nita Violina Marwah and Syaikah Putri in straight games in their Last-16 clash. The Indonesia pair won 21-15, 21-16 in just 35 minutes.