The six-time US Open champion will next face compatriot and 2017 champion Sloane Stephens.
Elsewhere, Sao Paulo beat Fluminense 3-1 at home thanks to second-half goals from Brenner, Luciano Rocha and Vitor Bueno. Wellington Silva was on the scoresheet for the visitors.
Jia Yifan/Du Yue stormed to a 11-7, 11-2, 11-4 victory in the women's doubles before Chen Yufei overcame He Bingjiao 11-6, 12-10, 10-12, 11-6 in the women's singles, taking the first two points for Qingdao.
“Something clicked today. I can make putts now. You know I was really happy to make a birdie putt from 10 feet at the second hole, which gave me a lot of confidence,” said Zhang who has qualified for the US Women’s Open in December.
Elsewhere, Canadian rising star Denis Shapovalov stunned seventh seed David Goffin of Belgium 6-7 (0), 6-3, 6-4, 6-3 to make last eight, while Croatia's Borna Coric also advanced.
BWF said the Badminton Association of Thailand cited special circumstances related to COVID-19 in addition to injuries to key players in making the decision.
The 33-year-old confirmed his U-turn in an interview with Goal.com, which comes 11 days after he rocked the footballing world by informing Barcelona that he wanted to leave the club he first joined 20 years ago.
"The pandemic really has affected us tremendously. But I have not wasted my time. Instead, I kept improving my techniques. I was ready for this competition," he added.
With the running calendar slowly resuming amid global COVID-19 setbacks, WA's anti-doping watchdog Athletics Integrity Unit (AIU) is stepping up measures to increase testing of athletes with Kenya, a long distance running powerhouse key in their testing program.
As the COVID-19 pandemic brought the international table tennis calendar to a grinding halt early in the year, many players, coaches and fans were confined to their homes or their local communities.
However Corinthians salvaged a point in the third minute of injury time when Jo capitalized on poor defending by side-footing a first-time effort past goalkeeper Roberto Fernandez after Leo Natel's cross from the right.