Five Indian shuttlers today advanced to their respective pre-quarterfinals of the Singapore Open Super Series Badminton tournament. Sai Praneeth and HS Prannoy in the Men's Singles, PC Thulasi in the Women's Singles, and the pair of Arun Vishnu and Alwin Francis in the Men's Doubles won their opening round matches today, and made it to the pre-quarterfinals.Ten other Indian shuttlers, including Saina Nehwal, PV Sindhu and P. Kashyap, are yet to play their opening round matches today.