China's Ding Junhui (R) looks on during the first session of the quarterfinal match against England's Ronnie O'Sullivan at the World Snooker Championships 2017 at the Crucible Theatre in Sheffield, Britain, on April 25, 2017. (Xinhua/Han Yan)
World Championship 2017: Ding Junhui competes against Ronnie O'Sullivan
Source: Xinhua| 2017-04-25 21:32:32|Editor: Song Lifang
KEY WORDS: Snooker
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