Sindhu, who is the top seed for the event, beat world No. 30 and seventh seed Li Michelle of Canada 21-15, 21-12 in the title clash.
With the victory Sindhu has bagged yet another Tier-III title this season, after her triumph at the Malaysia Open Grand Prix in May.
In the world badminton championships in August, the 18-year-old Sindhu claimed a historic bronze medal as well. The 2013 badminton season ends next month.