Abel Hernandez and Gabriel Boschilia each scored twice for the Brazilian outfit while Duvan Vergara, Adrian Ramos and Santiago Moreno were on target for the visitors.
Both Bale and Reguilon are expected to take their medicals at the training ground with their contracts expected to be made official later in the day.
An unpleasant battle of words between the Austrian internationals management and family and Bayern is causing an uncomfortable atmosphere.
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.
LONDON, Sept. 18 (Xinhua) -- Gareth Bale has arrived in London to put the finishing touches of his loan move to Tottenham, while Thiago Alcantara is in Liverpool to complete his transfer from Bayern Munich.
To be the first to win the national double a third consecuitive time in the league's history might be a driving thought for the titleholder.
The deadlock was finally broken with eight minutes to go, when a corner was nodded onto the path of defender Khalilzadeh, who was well-positioned at the far post to control and finish into the bottom corner.
The 31-year-old had one year left on his previous contract and would have been able to leave for nothing in the summer of June 2021.
Having run away with the 2019-20 Premier League, Liverpool started the new campaign in a similar fashion, with talismanic attacker Mohamed Salah opening the scoring from the penalty spot after just four minutes following a handball from Leeds defender Robin Koch.
"We and our clubs have an extremely passionate fanbase in China and are looking forward to working with the team at Tencent to engage with fans in new ways over the coming season," he added.
James Rodriguez then put Everton in front, shortly before receiving a hand in the face from West Brom defender Kieran Gibbs, who was sent off for his trouble.