Arrascaeta doubled the visitors lead by holding his ground while under pressure from Damian Diaz and then nonchalantly lofting a shot over Burrai that went in off the underside of the crossbar.
He has been sidelined since September 2 because of a groin injury.
Stage One will be played across two blocks of eight days: September 13-20 and September 28-October 5.
Shanghai scored seven points in a row and led at 8-3 in the second set before Jiangsu fought back. After both sides changed leads several times, Zhang made two kills to initiate a 7-0 run helping Jiangsu take the set.
Despite being only two league games into the 2020/2021 season, the reigning Bayern seems to be on the limit after the loss of Thiago Alcantara, Ivan Perisic, and Philippe Coutinho.
The win came thanks to goals from winger Darwin Machis and veteran Jorge Molina, and means that Granada has won all four of its opening games this season, with two wins in La Liga and two in its first ever appearance in European competition.
Mainz goalkeeper Robin Zentner had to be on guard to defuse Dani Olmo's effort in the 4th minute before Marcel Halstenberg headed just wide from a promising position four minutes later.
The remaining eight teams of the league will form the other group, to be based in Dalian, to fight off relegation, with the last to be relegated and the second to last set to vie for a berth for the next CSL season with the winner of the second-tier league. Enditem
It is also worth bearing in mind that Palace have failed to score in six of Everton's last seven visits to south London.
The top four teams at the end of the qualifying tournament will automatically book a place in football's showpiece tournament. The fifth-ranked side will advance to a two-legged intercontinental playoff.
However, the match was called off after a number of Leyton Orient players received positive results for COVID-19 on Monday. Enditem