Olympic silver medallist P V Sindhu edged past Japan's Nozomi Okuhara to advance to the semi-finals of the All England Championship, in Birmingham, on Friday.
H S Prannoy scored his second successive victory over three-time Olympic silver medallist Lee Chong Wei, while Saina Nehwal and Kidambi Srikanth also registered contrasting wins to advance to the quarter-finals of the Denmark Open Super Series Premier, in Odense, on Thursday.
PV Sindhu survived a scare against Hong Kong's Cheung Ngan Yi before prevailing 19-21, 23-21, 21-17 in a thrilling singles match that lasted an hour and 27 minutes.
Rising Indian shuttler P V Sindhu entered the second round easily but it was Anand Pawar and K Srikanth who created a flutter at the Japan Open as they notched up stunning victories over their higher-ranked opponents in the men's singles competition in Tokyo.
A summary of sports events and sports persons, who made news on Sunday
Olympic bronze-medallist Saina Nehwal said the triumph at the China Open Super Series Premier was one of her "toughest" and it showed that the hard work was paying off.