Ronnie O’Sullivan beat Robert Milkins 4-0 to reach the last 16 of the Ladbrokes World Grand Prix at Preston Guild Hall.
After a closely contested first frame, O’Sullivan took the second with a break of 119 before completing his third career whitewash of Milkins.
Yan Bingtao twice came from a frame down to beat Martin Gould 4-2 and sealed victory in style with a break of 122.
Michael Georgiou, who won the Shootout title a fortnight ago, beat Luca Brecel 4-0 while Jack Lisowski beat Ryan Daly 4-3.
First round: Ronnie O’Sullivan (Eng) bt Robert Milkins (Eng) 4-0, Yan Bingtao (Chn) bt Martin Gould (Eng) 4-2, Michael Georgiou (Eng) bt Luca Brecel (Bel) 4-0, Jack Lisowski (Eng) bt Ryan Day (Wal) 4-3