
Ding Junhui of China competes during the third session of quarterfinal match against Ronnie O'Sullivan of England at the World Snooker Championships 2017 at the Crucible Theatre in Sheffield, Britain, on April 26, 2017. (Xinhua/Jon Buckle)

Ding Junhui of China competes during the third session of quarterfinal match against Ronnie O'Sullivan of England at the World Snooker Championships 2017 at the Crucible Theatre in Sheffield, Britain, on April 26, 2017. (Xinhua/Jon Buckle)