Shaun Murphy is to see off Zhou Yuelong in the quarter-finals after whitewashing Stephen Maguire.
Murphy, a 25/1 pre-tournament pick of our Simon Crawford, saw off the dangerous Maguire by the same 5-0 margin.
O'Sullivan - 11/8
Murphy - 3/1
Williams - 4/1
Carter - 7/1
Brecel - 16/1
Yuelong 16/1
Hang - 25/1
O'Brien 33/1
Maguire led 55-1 in first frame but Murphy stole it with a 62 clearance and added breaks of 52, 71 and 104, while Zhou saw off Martin Gould 5-2.
World number eight Murphy is the top ranked player remaining in the event after the top six all lost on Friday and world number seven Neil Robertson was beaten in the first round.
Former world champion Mark Williams beat Tom Ford 5-3 to set up a quarter-final with home favourite Li Hang, who made his third half-century of the match in the decider to edge past Matthew Stevens 5-4.
Ali Carter beat Mark Davis 5-1 and eventually discovered he will face Fergal O'Brien in the last eight after the Irishman won a lengthy battle with Alan McManus 5-4.
Zhou Yuelong 5-2 Martin Gould (Match 56)
Stephen Maguire 0-5 Shaun Murphy (Match 57)
Mike Dunn 3-5 Luca Brecel (Match 61)
Mark Williams 5-3 Tom Ford (Match 63)
Mark Davis 1-5 Ali Carter (Match 58)
Fergal O'Brien 5-4 Alan McManus (Match 59)
Graeme Dott 0-5 Ronnie O'Sullivan (Match 60)
Li Hang 5-4 Matthew Stevens (Match 62)
Zhou Yuelong v Shaun Murphy (QF 1)
Ali Carter v Fergal O'Brien (QF 2)
Ronnie O'Sullivan v Luca Brecel (QF 3)
Li Hang v Mark Williams (QF 4)
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