Things got worse for Ole Gunnar Solskjaer's team as Anthony Martial was sent off for lashing out at Erik Lamela, and Harry Kane and Son made it 4-1 before halftime.
"He is now playing more regularly and doesn't have any injury concerns which bodes well for us."
Peru will be without several key players for their opening fixtures against Paraguay and Brazil. The biggest absence will be that of their captain and record scorer Paolo Guerrero, who has been ruled out for the rest of 2020 because of a ruptured anterior cruciate ligament.
Farias will be without key names from Bolivar and Jorge Wilstermann after officials from both clubs asked that their players be released from national duty to concentrate on the Copa Libertadores, South America's top club competition.
Al Nassr broke the deadlock with a penalty in the 35th minute before Abdi Mehdi Qara leveled for Persepolis just six minutes later.
The estimated timing for the start of training camp will be announced at a later date.
Elsewhere, Svit registered its first victory of the new season, winning in Handlova 89-81 on Saturday.
Cavani parted ways with Paris Saint-Germain in June and was without a club until Monday (Oct. 5), when he signed with Manchester United. Tabarez told reporters earlier on Monday that the 33-year-old's absence was circumstantial, suggesting he would return to the national team when match fit.
On the Shandong side, Yang Hengyu contributed 16 points, while Qiao Yanzi added 12.
"They played great and showed their value on the court, which led to our victory," Li said.
"To be honest I was over the limit today. At the end I gave everything that I had out there, it was an amazing match," the 27-year-old added.