Duan Liuyu's goal in the 14th minute and Pelle's penalty kick in the 48th minute helped Luneng establish a 2-0 lead for Shenzhen FC firstly.
Kulusevski put Juve in charge in the first half, while Leonardo Bonucci and Ronaldo sealed matters after the break.
POAK finished second in Greece last season and a week ago defeated Portuguese giants Benfica 2-0 to book a place in the qualifying round ahead of the group stage of the Champions League.
"Both players and staff are disappointed not to be able to get back on the field," US coach Gregg Berhalter said. "While COVID-19 continues to create challenges for us, we are confident we can find a way forward in the near future that will provide an opportunity to play matches in preparation for the important competitions next year."
"The manager and both players immediately left the stadium and have returned home," read a club statement.
JERUSALEM, Sept. 24 (Xinhua) -- Guangzhou R&F midfielder Dia Saba is expected to leave the Chinese club immediately and become the first Israeli to play in the United Arab Emirates (UAE), Israeli media reported on Thursday.
Valencia were held 1-1 at home to newly-promoted Huesca in a game the visiting side probably deserved to win.
Napoli also got their new season off to a good start as the Coppa Italia holder dominated Parma 2-0 with Dries Mertens and Lorenzo Insigne on target.
Qingdao went one player down eight minutes after the break as Yin Yaji collected his second yellow card.
While club officials said the case is solved after talks with the team and Szalai, coach Beierlorzer's reputation seems damaged beyond repair.
"Mainz will, from now on, always be the club where players refused to follow the coach's instructions and refused to train," Schroeder added.