From the kickoff, the "BVB" assumed control and implemented their offensively minded strategy while the Foals lurked for their chances on the counter.
Alan Kardec, who reached his 100th appearance in Chongqing Lifan, assisted Fernandinho Silva to break the deadlock in the 58th minute. Eight minutes later, the 31-year-old converted in a penalty chance.
Willian opened the scoring from the penalty spot for the visitors and Gabriel Menino also found the target on the hour mark. Marcos Riquelme pulled a goal back for the hosts, who failed to capitalize on having three more shots on goal and over 200 more completed passes than their rivals.
"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.
Maracana SA chief executive Severiano Braga said one section of the pitch had already been replaced with positive results.
Ismael Al Hammadi (L) of Shabab Al Ahli vies for the ball with Ali Nemati of Shahr Khodrou during the AFC Asian Champions League group B football match between Shabab Al Ahli of United Arab Emirates and Shahr Khodrou of Iran at Al Janoub Stadium in Doha, Capital of Qatar, Sept. 17, 2020. (Photo by Nikku/Xinhua)
The new season is said to be Lucien Favre's last chance to turn things around after the side failed to overtake their high-spending Bavarian rivals in the past two years.
Dortmund remained in full control of proceedings and should have added a sixth goal, but Julian Brandt lacked accuracy in the closing period.
In a game that was essentially decided in the first half, striker Mary raced to receive a ball in the box and scored to give Shenzhen a lead in the 4th minute.
Fourth-seeded Matteo Berrettini outlasted Stefano Travaglia 7-6 (5), 7-6 (1) in an all-Italian contest to reach the last eight.
Fans can't wait for Erling Haaland, Jude Bellingham, Jadon Sancho, Real loanee Reinier, Giovanni Reyna and wonderboy Youssoufa Moukoko to get the engine running at full speed.