Things went from bad to worse for the capital club, as Suleiman Abdullahi shrugged off Berlin defender Niklas Stark to put the result beyond doubt after nutmegging Schwolow from a tight angle for the 5-3 lead in the 75th minute.
Jiangxi dominated the game at the beginning as Andy Russel put the newly-promoted side ahead in the 10th minute through a close-range header.
"I'm really proud and happy to become a Paris Saint-Germain player. They're one of the major clubs in Europe today, confirmed by their run to the Champions League final last month," said Florenzi to PSG's official website.
The match was delayed for half an hour because of heavy rain. As the match was going for a goalless draw in the first half, Shanghai broke the deadlock in the stoppage time with a volley shot from Austrian striker Marko Arnautovic. After repeated checking by VAR, the referee finally rewarded the goal to Shanghai.
Menezes, who has been out of work since parting ways with Palmeiras last December, will be tied to the Salvador-based side until December next year.
Ribamar Lopes put the visitors ahead from close range after some shambolic Botafogo defending but Matheus Rabi equalized with a 25-yard drive just after half time.
Because of his foot injury, Shi has been attempting to switch his take-off leg to his right. He admitted the process is very difficult and he is still not familiar with the change.
The 2020 CBSL run from August 27 to September 14 in Chengdu. Due to the impact of the COVID-19 pandemic, all games were played behind closed doors. Enditem
Elsewhere, in a match-up of Fortuna Liga's worst teams, Michalovce and Trencin split the points after a 1-1 draw. Nitra beat Pohronie 3-1, Sered edged Zilina 3-2 and Moravce had a goalless draw with Senica. Enditem
"Javier has reached China on Friday, and he will join the team after quarantine. We hope Javier will lead the team to overcome difficulties to win more," the club said in a statement.
"It's not been an easy decision of leaving my hometown club which brings bittersweet feeling," said Kyranbek. "But now, it turns to a new chapter of my career and I'll fight for Shanghai."