India's Saina Nehwal suffered a shocking first round loss to world number 212 Wang Zhiyi of China to exit the New Zealand Open here on Wednesday, but H S Prannoy and B Sai Praneeth advanced.
The 29-year-old world number nine lost 16-21, 23-21, 4-21 to her 19-year-old opponent in the women's singles match that lasted one hour and seven minutes.
In men's singles, HS Prannoy and B Sai Praneeth advanced to the second round. Prannoy defeated Kean Yew Loh 21-15, 21-14 in straight games while Praneeth edged Indian counterpart Subhankar Dey 21-17, 19-21, 21-15 in a close contest that lasted 71 minutes.
Lakshya Sen's campaign, though, ended with a hard-fought loss against Taiwan's Wang Tzu Wei. Lakshya lost 21-15, 18-21, 10-21 in an hour and eight minutes.
Earlier in the day, the pair of Ashwini Ponnappa and N Sikki Reddy fought hard against Chinese duo of Liu Xuanxuan and Xia Yuting before losing 14-21, 23-21, 14-21 in an hour and 10 minutes.
But the men's doubles pair of Manu Attri and B Sumeeth Reddy registered a win over New Zealand's Joshua Feng and Jack Jiang 21-17, 21-10.
Anura Prabhudesai also lost to world number 15 Li Xuerui 9-21, 10-21 in singles first round on a disappointing day for Indian shuttlers.