Saina Nehwal [Images] scored a thumping victory over higher-ranked Soratja Chansrisukot of Thailand to enter the second round of the women's singles of the Hong Open badminton championships on Tuesday.

Saina, world no. 51, played a scintillating game to quell Soratja's challenge 21-6, 23-21 and avenge her round of 16 defeat to the Thai girl at the Korean open last week.

The 15-year-old Hyderabad girl has her task cut out in the second round as she faces top seed and world no 1 Ning Zhang of China.

In the mixed doubles, Jwala Gutta and V Diju frittered a first game advantage to lose 21-18, 13-21, 19-21 to the Chinese pair of Bo Zheng and Tingting Zhao.

Meanwhile, Aditi Mutatkar went through the gruelling qualifiers to enter the women's singles main draw and set up a first round clash against world no. 5  Xie Xingfang.