Top-seeds Sania Mirza, Martina Hingis beat Karolina Pliskova and Michella Krajicek to sail into the quarterfinals of the WTA Aegon International.
Sania and Hingis thrashed the unseeded Czech-Dutch pair 6-0 6-2 in the opening round.
The pair will face Hao-Ching Chan of Taipei and Flavia Pennetta from Italy in the quarterfinals.