"We will see several unusual results not only in the Bundesliga but all over Europe. I think we are ahead of an exciting season," the 60-year-old predicted.
Shanghai came from behind to beat Tianjin 88-60. Shanghai was trailing by six points at the end of the first quarter, but the team recovered and had a 24-8 second quarter to move ahead. Shanghai controlled the game well to finish the third period 23-10, and then sealed the easy victory.
The last set became a lop-sided affair for Tianjin, which went on a 12-4 run to pull away and kept the advantage until the end.
Thanks to the third-round win, Wuhan moved atop the championship group standings with six points.
"It's because I did a lot of things well. I played more aggressively than the previous days. I went to the net more often, and I hit a lot of winners," added the 12-time French Open champion, who needed only one hour and 35 minutes to see off his opponent.
The Argentinian bested Nadal in the Rome Masters quarter-finals last month for his first win against the world number two.
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.
"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.
The arrival of the national quartet of Li, Yang Liwei, Huang Sijing and Li Yuan meant Inner Mongolia, playing in the WCBA for the second year, emerged as a rising powerhouse.
The 33-year-old had scored 45 goals in 68 games and won two A-league championships since he joined the Sky Blues in August 2018.
Fiorentina loanee Pedro put the hosts ahead with a low strike before Bruno Henrique converted from the penalty spot after a Leo Gomes handball.