Liu Jiacen pocketed a game-high 29 points and 10 rebounds. Cao Junwei led Shandong in points (26), rebounds (5), and assists (4).
Among the newcomers are Aston Villa midfielder Douglas Luiz and Atletico Madrid left-back Renan Lodi, both of whom belied their lack of international experience with assured performances at Corinthians Arena.
Ji is going through her fourth season in a duel role from the 2017-18 season.
"We are focused on developing a tool box of COVID countermeasures for every possible scenario," he said, adding that "encouraging development of rapid testing and vaccines give us good reason for cautious optimism."
"I don't have much to say but that I was completely overplayed by Rafa, by a better player on the court," said Djokovic in the post-match conference.
Neymar's possible withdrawal from Friday's fixture at Corinthians Arena would likely provide a starting opportunity for Benfica forward Everton Soares.
Duvan Zapata put the hosts ahead in the 16th minute at Estadio Metropolitano with a lunging effort after Juan Cuadrado's driving run and perfectly weighted cross from the right.
Firmino doubled the hosts' lead by sliding home from close range after being fed by Atletico Madrid left-back Renan Lodi.
Loew is now facing two crucial games in the Nations League against Ukraine and Switzerland. The pressure is increasing after continental rival France set a mark with a 7-1 win over Ukraine.
With the same three wins and one loss, both Beijing and Shanghai surpassed Inner Mongolia, which has won all its three games so far, ranking fourth and fifth respectively in the tables after the league's fourth round was over.
The 28-year-old was earlier forced to leave a training session at Brazil's Granja Comary base in Teresopolis, near Rio de Janeiro, to undergo physiotherapy.