Two-time Olympic-medallist PV Sindhu survived a scare before prevailing over Korea's Sim Yu Jin in three games to enter the quarterfinals of Malaysia Masters Super 500 badminton tournament at Kuala Lumpur

World No. 15 Sindhu, who had skipped the Uber Cup and Thailand Open, notched up a 21-17 21-16 win over Gilmour, who is ranked 22nd, in the opening-round match that lasted 46 minutes.

Sindhu, a former world champion, returns to the international circuit after skipping the Uber Cup and Thailand Open, and she will aim to go deep in the women's singles draw of the BWF World Tour Super 500 event.