India's star shuttler Kidambi Srikanth came from behind to beat Ireland's Nhat Nguyen 17-21, 21-16, 21-6.
After posing some challenge in the first game, Sai Praneeth surrendered 18-21 12-21 in the men's singles quarterfinals.
Saina Nehwal defeated Thailand's Phittayaporn Chaiwan by 21-17, 21-19 in a match that lasted for 39 minutes.
B Sai Praneeth lost 18-21, 12-21 to Kento Momota in a match that lasted for 45 minutes.
HS Prannoy though crashed out of the men's singles event after going down to Rasmus Gemke of Denmark 9-21 15-21 in the second round.
Sai Praneeth defeated World No.10 Kento Nishimoto from Japan in straight games in a match which lasted for 42 minutes.
The giant-killing HS Prannoy is currently ranked 26 in the world.
Five singles players and four doubles pairs from India have entered the quarter-finals of the India Open, a BWF World Tour Super 500 tournament.
Subhankar Dey produced the biggest upset of the first day of the India Open, beating World No.9 and fourth seed Tommy Sugiarto of Indonesia.
Praneeth, currently ranked 22 in the world, had upset Olympic champion Chen Long in the Swiss Open semi final on Saturday.
Saina Nehwal defeated Line Kjaersfeldt 8-21, 21-16, 21-13 in women's singles second round.
Unfortunately, Sai Praneeth was knocked out of the tournament after losing 12-21, 16-21 to fourth-seeded Chen Long from China
Saina Nehwal will next meet Ruselli Hartawan of Indonesia for a place in the final.
Saina Nehwal fell in a first round as she lost to Akane Yamaguchi of Japan in three games.
Kidambi Srikanth brushed aside France's Lucas Corvee in 35 minutes. He will now face Indonesia's Tommy Sugiarto in the next round.
Saina Nehwal will face Olympic champion Carolina Marin in the quarters while PV Sindhu will be up against Nozomi Okuhara.
B Sai Praneeth gave India a winning start after beating Brice Leverdez 21-7, 21-18 to take a 1-0 lead against France.
The second-seeded Indian needed only 45 minutes to chalk out a 21-17, 21-14 verdict over his unseeded opponent.
