Former Champions P V Sindhu and Kidambi Srikanth progressed to the second round, while HS Prannoy also made a strong start to his campaign with a hard-fought win at the Yonex-Sunrise India Open in New Delhi on Wednesday.

Sindhu brushed aside fellow Indian Mugdha Agrey 21-8, 21-13 in women's singles, while Srikanth recorded his fourth successive win over Hong Kong's Wong Wing Ki Vincent with a 21-16, 18-21, 21-19 triumph in men's singles.

Prannoy beat Thailand's Kantaphon Wangcharoen 14-21, 21-18, 21-14.

Fifth seed Sameer Verma defeated Denmark's Rasmus Gemke 21-18 21-12, while Riya Mookerjee shocked Thailand's Phittayaporn Chaiwan 21-17, 21-15.

B Sai Praneeth outwitted compatriot Kartikey Gulshan Kumar 22-24 21-13 21-8.