Schwartzman stunned Nadal 6-2, 7-5 two weeks ago in the Italian capital.
All 12 Shanghai players in the match list made the scoreboard, with Zhang Zhiting and Li Yingyun scoring 15 and 10 points respectively.
"The ITTF and CTTA remain committed to ensuring that the highest safety measures are implemented to protect everyone involved in the events," said the world table tennis governing body. Enditem
It was also the 96th victory at Roland Garros for the Spaniard, who is seeking a 20th Grand Slam title to equal Roger Federer's record.
Defending champion Rafael Nadal stormed into the fourth round at the French Open with another straight-sets win, beating Italy's Stefano Travaglia 6-1, 6-4, 6-0 on Friday and recording his 96th victory at Roland Garros.
THE HAGUE, Oct. 4 (Xinhua) -- Reigning Dutch champion, Ajax, suffered its first defeat of the 2020-21 season on Sunday against FC Groningen, while Feyenoord and PSV both booked wins.
"I'm very happy. It was a great match, I didn't make any mistakes. Casper is a really great player, very attractive to play, I think there were many good rallies, it was a good match from both of us," said the newly-crowned US open champion.
"Now we can play matches. Even without fans on site, we can feel satisfied back on court, so I cherish it pretty much," she noted.
"She played really really well today. I think everything is tough. My ball is very short and she opened the court very nice and used very nice winners," said the world 39th-ranked Zhang, who has also achieved a personal best at Roland Garros by reaching the fourth round.
On the Shandong side, Yang Hengyu contributed 16 points, while Qiao Yanzi added 12.
Ajax had more possession and more chances in the first half, but it was Groningen that found the net after the restart. Ajax goalkeeper Andre Onana stopped a shot from Groningen striker Jorgen Strand Larsen, but he had no answer to the rebound from 19-year-old forward Remco Balk.