Saina Nehwal, Kidambi Srikanth and Parupalli Kashyap all advanced to the second round of the Yonex SunriWose India Super Series badminton tournament on Wednesday.
World No. 2 Saina had little trouble beating Riya Mukherjee 21-5, 21-13 in the women's singles, while world No. 4 Srikanth saw off Thailand's Tanongsak Saensomboonsuk 21-17, 21-16 in his men's first round match at the Siri Fort Sports Complex.
Commonwealth Games champion Kashyap struggled with a hamstring injury but overcame Chinese Taipei's Hsu Jen Hao 16-21, 21-19, 21-18.
In the next round, All England finalist Saina will take on compatriot Ruthvika Shivani Gadde, who beat qualifier Rucha Nikam 21-7, 21-6, while Kashyap meets Chinese qualifier Xue Song, who beat fourth seed Chou Tien Chen of Chinese Taipei.
However, the biggest upset of the day took place when Sameer Verma knocked out fifth seed and world number nine Hans-Kristian Vittinghus 21-15, 21-17.
After his victory over the fifth seed, the Indian youngster will take on Commonwealth Games bronze medallist RMV Gurusaidutt, who beat Korea's Lee Dong Keun 21-14, 17-21, 23-21.
In other matches involving local players, Indonesia Masters winner H S Prannoy beat Misha Zilberman of Israel 22-20, 21-8, while Riya Pillai beat qualifier Ekta Kalia 23-21, 21-5.