The second half saw David Silva make his home debut, coming on for Isak shortly after the hour, while Casemiro, Fede Valverde and youngster Marvin Park, making his Madrid debut, came on for Zidane's side with 20 minutes left to play.
Rafael Veiga had put the visitors ahead by latching on to a Matias Vina cross with a low finish in the 71st minute.
"Of course, I will make sure I don't make the same mistake twice," he added.
The organizing committee of the competition said in a statement that a decision was made after consulting the UCI and related experts and has been approved by the local government.
Tokyo 2020 delivery officer Hidemasa Nakamura told reporters at a news conference that the ceremony was canceled as a countermeasure against the COVID-19.
Real Madrid coach Zinedine Zidane was without Eden Hazard, Marco Asensio and Isco, but he produced a surprise by including Martin Odegaard, who spent last season on loan in San Sebastian, in his starting 11 and leaving Casemiro on the subs bench.
The 33-year-old leaves as the third highest scorer in Barcelona's history with 198 goals, but was not wanted by new Barca coach Ronald Koeman, while the club was also looking to lower its wage bill.
With the win, Guangzhou climbed to sixth in the league, only one point behind the fourth Shanghai Shenhua, while Dalian dropped to seventh. Enditem
For its part, Femexfut said it hoped to set up a clash against another opponent on September 30.
The result at Arena do Gremio in the southern city of Porto Alegre left Gremio 12th in the 20-team standings with 13 points from 10 matches. Palmeiras rose two places to fourth with 18 points.
The game changed three minutes into the second half when Machis took the ball at the edge of the Locomotive area and fired a dipping shot into the back of the net.