The Kazakh Super League runners-up evened the score two minutes before halftime, as Brazilian star Vagner Love found the net after an accurate pass from captain Gafurzhan Suyumbayev.
15th seed Grigor Dimitrov of Bulgaria eased past Italian wildcard Gianluca Mager 7-5, 6-1, while Marin Cilic rallied to beat Kazakhstan's Alexander Bublik 6-7 (4), 6-2, 6-4 to set up a second round meeting with sixth seed David Goffin.
Zhou, 22, drew 2-2 with compatriot Zhao Jianbo and Ricky Walden, but a 3-0 victory over Gerard Greene secured him top spot in the group.
The Championship League has been expanded to a full World Snooker Tour ranking event this season, featuring 128 players in three stages over 21 days.
Two minutes into the second half, Matheus Pereira curled home an excellent free-kick to level the scores, but Everton were soon back in front when Michael Keane prodded home from close range, and the home side then ran riot, with Calvert-Lewin netting twice more to complete his first hat-trick for the club.
However, the top Shenzhen scorer was substituted with a suspected groin strain in the 43rd minute.
In the women's draw, top seed Simona Halep of Romania beat Ukraine's Dayana Yastremska 7-5, 6-4.
ACCRA, Sept. 20 (Xinhua) -- The Ghana Football Association (GFA) has expressed its condolences to Ghanaian eight teenage footballers killed in a road accident.
Raman is desperately committed to securing his place in Schalke's first eleven and make his way back to the Belgian national team.
"We are working hard for the new season and I think we will have the same group of players that we have now in pre-season," he commented.
"We cannot understand this ruling and this has left us in limbo," Rachier said. Enditem