World No. 1 Saina could not get across fifth seed Tzu Ying Tai of Chinese Taipei, going down 21-16 13-21 18-21 in a 55-minute women’s singles match.
Eighth seed Sindhu, who is playing her first tournament after missing action last month, too ran out of steam against top seed Li Xuerui of China, losing 21-11 19-21 8-21 in a match that lasted 52 minutes.