Ace Indian shuttler PV Sindhu remained on course for retaining the women's singles title as she battled past Japan's Akane Yamaguchi to reach the finals at the Macau Open Grand Prix on Saturday.

The double bronze medallist at claimed a 21-8, 15-21, 21-16 over second seed Yamaguchi in a thrilling semi-final contest that lasted one hour and three minutes.

Fifth seed Sindhu will face either He Bingjiao or Minatsu Mitani in the summit clash for her third title at Macau.

Image: India's PV Sindhu

Photograph: Robertus Pudyanto/Getty Images