Sichuan found its formidable game in the second quarter, responding with a 17-2 run and taking a 41-39 lead going into the second half.
Newly promoted Elche and Huesca drew 0-0, although Huesca was the better side as Elche failed to get a shot on target.
"We inflicted great pressure on our opponents throughout the game. Offensively we played inside out and showed our level," Inner Mongolia coach Zheng Wei reflected.
After registering a 30-point performance in Saturday's first round game, Shanxi captain Wu Tongtong expressed her gratitude to medical staff in fighting against the virus.
"I wasn't experienced at all then, that was my first match on a big stadium like that, so I was pretty stressed," Swiatek said of her fourth-round loss to Halep last year.
In another highly-anticipated fixture between Inter and Lazio, Lautaro Martinez put Inter ahead in the 30th minute, while the Biancocelesti got the game back on level terms 10 minutes after the break with Sergej Milinkovic-Savic's powering header.
Li felt a bit uncomfortable about Shandong's double team early in the match, but soon get used to that, making two baskets and feeding Chen's two layups, to help Inner Mongolia race ahead 19-15 in the first quarter.
The 31-year-old also became the first Chinese singles player since Li Na in 2012 to reach the fourth round at Roland-Garros.
"Li Xiaopeng will take up the posts of vice manager and technical director of Luneng instead of head coach due to health reasons," said the club.
To make things worse for Schalke, Leipzig continued on the front foot and made it 3-0 just before the break as Marcel Halstenberg's cross allowed Willi Orban to make it three.
In contrast, a solid nine goals adorned the match in Banska Bystrica.