Ruichang took the first point with a straight win in the women's doubles, before Zhejiang fought back and took the victories in the men's singles and men's doubles. Then He Bingjiao overcame a one-set deficit to beat Han Qianxi in the women's singles, helping Ruichang to tie the game 2-2.
Briton Adam Yates retained the yellow jersey and kept a three-second lead over Jumbo's Primoz Roglic in the overall standings.
The result at Morumbi stadium marked Sao Paulo's fourth victory in five matches and lifted the Tricolor to second, a point behind Internacional.
More than 5,000 participants from 156 teams from over 30 countries and regions competed in the games.
Elsewhere Sky Sports informed that Chelsea have reached agreement with Bayer Leverkusen to sign striker Kai Havertz. Enditem
The home side almost grabbed a winner in the dying seconds, only to see Zahavi's last-ditch effort cannon off the post.
"As a result of the increase in the number of COVID-19 cases in Hungary, the Hungarian Government has introduced entry restrictions that make it now impossible for foreigners to enter Hungary. Foreigners will only be allowed to enter Hungary in the case that it is highly necessary," the organizers notified participants.
Ruichang remains at second in the overall standings despite the win, while four-time CBSL champion Qingdao still leads the table.
"I have been [wanting to leave] all year. I thought the team needed younger players and I thought my epoch at Barcelona had ended. It was a complicated year. I suffered a lot in training, in games and in the dressing room. Everything was very difficult and there came a moment when I decided to look for new objectives."
Although Messi will remain at the Camp Nou until he can leave as a free agent, fans are worried at the interview in which he explained how he felt in recent months.
"It's a very difficult competition as you can see. We followed the coach's guidance to keep the clean sheet. The draw is acceptable for us," said Shenhua midfielder Zhu Baojie.