Rio Olympic silver medallist PV Sindhu and Kidambi Srikanth booked their place in the quarterfinals of the ongoing World Badminton Championships after winning their respective third-round clashes in the singles event on Thursday.
Sindhu survived a scare against Hong Kong's Cheung Ngan as she came back from a game down and win a thrilling contest to enter the last eight of the tournament.
The World No. 4 came had to shed a lot of sweat as she rebounded strongly to register a 19-21, 23-21, 21-17 win over Ngan in a grueling contest that last almost an hour and a half.
This will be Sindhu's fourth consecutive quarterfinal appearance at the World Championships.
She will play fifth seeded Sun Yu for a place in the semis.
Meanwhile, in the men's category, Srikanth booked his place in the last eight after thrashing Anders Antonsen of Denmark in straight games.
The 24-year-old, who clinched two successive titles at Indonesia and Australia and reached the finals at Singapore Open, produced a rich vein of form to sweep aside 14th seed Antosen 21-14, 21-18 in the third-round clash that lasted 42 minutes.
Srikanth, who is seeded eighth in the ongoing tournament, will now cross swords with top-seed Son Wan Ho of Korea for a place in the semi-finals.
However, Ajay Jayaram went down 11-21, 10-21 to China's Chen Long to bow out of the tournament.
In the mixed doubles' event, Indian duo of and suffered a major blow as they knocked out of the tournament after going down against Indonesian pair of Praveen Jordan and Debby Susanto in the third round.
After winning the first game, Pranaav and Reddy failed to capitalize on the same and slumped to a 20-22, 21-18, 21-18 defeat against Jordan and Susanto in a thrilling clash that lasted more than one hour.