Taking the Indian challenge forward, P V Sindhu progressed to the women's singles quarter-finals after a tough win over Yu Po Pai in the $120,000 Swiss Open Grand Prix Gold badminton tournament, here on Thursday.
Sindhu overcame the challenge of the Taipei shuttler 21- 16 21-16 in the second round.
However, B Sai Parineeth, who had eked out a memorable win over legendary lee Chong Wei at the All England championship, made an exit from the event after losing 19-21 6-21 to second seed Tien Chen Chou from Taipei in the men's singles pre-quarterfinals round.
Meanwhile, 13th seed HS Prannoy beat Germany's lars Schaenzler 21-16 21-13 in a little over half an hour match to set up a meeting with 2010 Commonwealth Games silver medallist Rajiv Ouseph of England, seeded sixth.
Sameer Verma's campaign also ended after a close 19-21 20-22 defeat against fourth seed Chinese Wang Zhengming in the third round.