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.
The other match in the Chengdu division saw a goalless draw between Suzhou Dongwu and Inner Mongolia Zhongyou.
Nobody will doubt Messi's commitment on the pitch, however, and he will again lead the side this Sunday in an attack which will probably also see Antoine Griezmann, who now has more responsibility following Suarez's departure, and Ansu Fati, who was virtually the only good news to come out of last season.
Leipzig, however, responded straight away and pressed Mainz on the back foot to restore their two-goal lead three minutes later as Haidara made no mistake to tap home Forsberg's square pass.
After the result, Chongqing pocketed four wins consecutively to rank third with 18 points, while Wuhan dropped to sixth, two points behind the fourth-placed Hebei in the Suzhou division. Enditem
"We played very well against a good team. We won more tackles and played very offensively today," Frankfurt's Sebastian Rode said.
Milan coach Stefano Pioli benched new signing Sandro Tonali and selected Ibrahimovic to lead the attacking line, flanked by Ante Rebic and Samu Castillejo, with Turk Hakan Calhanoglu behind them.
The next edition of the World Cup will be played in Qatar from November 21 to December 18, 2022. Enditem
The French striker was one of the seven PSG players that tested positive before the new season and missed their opening three games - of which PSG suffered defeats to Lens and Marseille and won 1-0 over Metz.
Aerial photo taken on July 30, 2020 shows the construction site of the National Ski Jumping Center in Chongli District of Zhangjiakou City, north China's Hebei Province. (Xinhua/Zhang Chenlin)
However, the opener for Sharjah came in the injury time of the first half when winger Saif Rashid received a Coronado free kick and fired his header into the bottom corner.