Parupalli Kashyap has reached the quarterfinals of the Swiss Open Grand Prix Gold tournament.In the pre-quarter-finals at Basel today, Kashyap defeated ninth seed Wei Feng Chong of Malaysia in three games, 18-21, 21-7, 21-16. In the women's singles last Sixteen today, Saina Nehwal will take on Petya Nedelcheva of Bulgaria while P V Sindhu will be playing against Japan's Yui Hashimoto.