China's Wu Yize tops the standings after winning his opening three matches in Group Six of the Championship League Snooker invitational tournament.
The world number 13, who reached the semi-finals of the Masters last week, recorded victories over Jack Lisowski, Oliver Lines and Xiao Guodong – all by scorelines of 3-1 – in Leicester on Wednesday.
He plays world champion Zhao Xintong, Zhang Anda and Jak Jones in his remaining matches on Thursday.
Jones, Lisowski and Zhao all won twice during the day to make up the top four in the group.
The leading four after all players have played each other advance to the semi-finals on Thursday.