Seeded second Sameer knocked out Shyam Prasad 21-8 21-9 in a lop-sided contest while top seed Prannoy beat Saurabh Pandeyar 21-10 21-12.
Fourteenth seed Lakshya Sen, who recently reached the World NO. 1 junior ranking, thrashed Lalhlimpuia 21-14 21-8 while fourth seed Harsheel Dani defeated Ankur Sangpang Rai 21-11 21-11.
Aditya Prakash shocked sixth seed Shreyansh Jaiswal 19-21 21-17 21-11 in another match, while Siril Varma also reached the next round.
In women's singles, top seed Tanvi Lad brushed aside Preety Singh 21-12 21-11, while second seeded Rituparna Das staved off a challenge from Kanika Kanwal 21-11 16-21 21-10 and 14th seed Arundhati Pantawane beat Mudra Dhainje 23-21 21-12.
Among others, 10th seed Shruti Mundada, sixth seed Anura Prabhudesai, third seed Sri Krishna Priya K, 12th seed Anuriya Das, seventh seed Shriyanshi Pardeshi, fourth seed Sai Uttejitha Rao Ch, ninth seed Reshma Karthik, 16th seed Shenan Christian also reached the next round in women's singles.
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