World No. 9 Srikanth, who has qualified for the BWF Super Series Finals, emerged as the lone Indian survivor as he spanked Malaysia's Teck Zhi Soo, seeded 15th, 21-10 21-5 in a match that lasted just 24 minutes.
The 22-year-old from Guntur, who had defeated China's Qiao Bin 21-12 21-15 yesterday, will take on Indonesia's Ginting Anthony.
Two-time bronze medallist at World Championships, Sindhu, who clinched the Macau Open Grand Prix Gold last week, suffered an unexpected 21-23 13-21 loss against He Bingjiao of China in 36 minutes.
In women's singles quarterfinals, a lot was expected from Sindhu but the Indian could not stave the challenge from Bingjiao, who lead 10-5 in the opening game.
Even though Sindhu managed to draw parity at 15-15 and then grab a slender 20-19 lead, the Chinese surged ahead to pocket the opening game.
(REOPENS FGN 4)
In the second game, Praneeth surged to a 8-0 lead and then kept moving ahead to slam the door on the Korean.
On Saturday, Lee had defeated top seed Ajay Jayaram of India 21-9 21-8 in the semifinals, while Praneeth had eked out a difficult 22-20 19-21 21-12 win over France's Brice Leverdez.
The Indian duo broke off after 3-3 early on in the first game and didn't look back, while in the second game, the local combo tried to put up a better show but they couldn't break the resolve of the Indians, who kept their distance to cross the line comfortably.
