"Despite only one week, she has improved a lot since we met last time. She is very young, but she has got everything on the court. Last time in Strasbourg, she didn't go into the game so quickly and played not so steadily. But this time, I can feel her confidence has boosted after winning two rounds at a Grand Slam," said Zhang, who defeated Burel 6-3, 7-6(3) in the Strasbourg Open before coming to Paris.
Having overcome last season's top-ranked side Beijing on Thursday, Jiangsu never looked threatened from the tip-off on Monday. They out-rebounded Tianjin 43-25 to score 26 points on second chances.
The match will be Iran's first game at the national level under the leadership of Dragan Skocic.
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.
The South American zone's 2022 World Cup qualifiers had been scheduled to begin in late March but were postponed because of the coronavirus pandemic. Enditem
Rodrigo Ely's 74th minute header, following a free kick, gave Alaves its first win of the season at home to Athletic Club Bilbao, who again disappointed just three days after suffering a home defeat to Cadiz and has dropped to second from bottom in the table.
In women's action, Petra Kvitova managed to return to the quarterfinals at Roland Garros for the first time since 2012 after a comfortable 6-2, 6-4 dismissal of China's Zhang Shuai in the opening match on Court Philippe-Chatrier on Monday.
China's Shi Yanghe and Zhao Jiangqiong won the men's and the women's 65km races respectively.
Union gained momentum but missed the chance to extend the lead at the half-hour mark after Nico Schlotterbeck pulled wide from tight angle.
Shanxi captain Wu Tongtong was pleased to witness her former teammate's progress as both graduated from Changsha Changjun High School in central China's Hunan province and teamed up for the school in national high school tournaments.
Nadal will face Sebastian Korda, the son of 1998 Australian Open winner Petr Korda, in the next round. The American youngster secured his first appearance in a Grand Slam round of 16 by beating fellow qualifier Pedro Martinez 6-4, 6-3, 6-1 to advance.