The script remained the same in the second game as well, with Sindhu maintaining her firm grip over the proceedings to race to a 6-0 lead in just two minutes.
In the men's doubles however, the Indian pair of MR Arjun and Dhruv Kapila lost to 11th seeded Russian pair of Vladimir Ivanov and Ivan Sozonov 11-21, 16-21 in a second round match that lasted 41 minutes.
Double Olympic medallist, Sindhu faces top seed and World No 1 Tai Tzu Ying of Chinese Taipei in the quarter-finals. Ying beat Scotland's Kirsty Gilmour 21-10, 19-21, 21-11 to advance.
Title-contenders Saina Nehwal and B Sai Praneeth advanced to prequarter-finals of the Thailand Open after notching up straight-game wins in the women's and men's singles competition respectively.