Zhu Ying Snooker Rules. Zhu ying (诸瑛), sometimes known by her chosen english name of ivy, is a chinese snooker referee who has been officiating at. Zhu ying, or ivy, is the most popular chinese snooker referee who began officiating on the professional circuit during the 2012 season.
@refivyzhu , career summary zhu first became interested in snooker back in 1999 when she saw john higgins competing in the china international in shanghai, a. Snooker referee zhu ying during day one of the 2018 betfred world championship at the crucible, sheffield.