Kvitova went into the match quickly as she broke her Chinese opponent twice to surge to a 4-0 lead in the opening set, before serving for the set in the eighth game.
He will also miss the first four Champions League group matches in which Real Madrid line up against Inter Milan, Shakhtar Donetsk and Borussia Monchengladbach following Thursday's draw.
"I think I played a really good match. I was very aggressive. I knew from last year I had to change something, so I really wanted to be better than last year and definitely, I was today," said the world No. 2.
On the Shanghai side, Zhou Yuyan had 11 points, and Han Xu bagged 10.
Domenec Torrent's men are now fourth in the 20-team standings, three points behind leader Atletico Mineiro.
Inner Mongolia will meet Shandong on Sunday, while Hebei will face Shanxi on Tuesday. Enditem
Following is the Ecuador squad:
Reims took an early lead through captain Yunis Abdelhamid's header in the 11th minute. But goals from Raphinha and Damien Da Silva put Rennes in front at the break.
Han Peng's direct corner goal in the 47th minute and Temwa Chawinga's goal in the 81st minute helped Wuhan secure a 4-0 victory, despite a missed penalty by Beatriz Zaneratto Joao in the 78th minute.
International table tennis events and activities have been suspended for several months due to the COVID-19 pandemic.
"It's funny. Both of us had a tough week in Hambug, tough final. Then both of us was down in the first round with two sets to love. Both of us come back. Now we are here and we're going to play each other in quarters. It's like a nice press story of the match," Rublev said about his quarterfinals match against Tsitsipas.