Sunday's win and the midweek victory against Valladolid were largely thanks to goalkeeper Thibaut Courtois, who produced man of the match performances in both games to keep Madrid's rivals at bay.
Dong contributed 26 points, five boards and six assists to Zhejiang, while her teammate Huang Jiali pocketed 26 points and 10 rebounds. Wang Jiaqi of Zhejiang added 11 points, plus 12 assists. Enditem
The first 45 minutes were entertaining, but after the break Barca began to look fatigued. Ronald Koeman made several changes, bringing Francisco Trincao, Pedri and Miralem Pjanic into the action, while Sergino Dest made his debut for the injured Jordi Alba. Despite Trincao having a late shot saved, Barca didn't do enough to win, while Sevilla looked happy with a point.
Schwartzman stunned Nadal 6-2, 7-5 two weeks ago in the Italian capital.
Colombia will host Venezuela in Barranquilla on October 9 before facing Chile in Santiago four days later in the opening fixtures of the South American zone qualifiers.
Boulaye Dia levelled in the 66th minute to clinch the second point for Reims this season.
Lo Celso did not train with his Albiceleste teammates on Monday after failing to recover from the muscle strain that kept him out of Tottenham's 6-1 victory at Manchester United on Sunday.
The South American zone's 2022 World Cup qualifiers had been scheduled to begin in late March but were postponed amid the escalating health crisis.
"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 recently-crowned US Open champion.
"I'm living in a dream. I came here two weeks ago to my Roland-Garros qualifying but today I'm here in the quarterfinals," said the 26-year-old Italian qualifier, who hadn't played a Grand Slam main draw before this year's Australian Open, where she suffered an early first-round exit.
Shan said her on-fire shooting performance was derived from confidence.