The result at Morumbi stadium marked Sao Paulo's fourth victory in five matches and lifted the Tricolor to second, a point behind Internacional.
Ruichang now continue at second in the standings behind Qingdao Renzhou, which also enjoyed a victory on Saturday, defeating Jiangsu Weikeduo 4-1 with ease.
Haris Hajradinovic put Bosnia ahead in the 24th minute with a penalty before Kamil Glik's powerful header leveled the score for the visitors just before the break. Kamil Grosicki's header in the 67th minute sealed Poland's win. Enditem
She will take on 15th-seeded Maria Sakkari of Greece in the last 16, who stunned Williams at last month's Western & Southern Open.
Elsewhere, Belgium's Elise Mertens upset second seed Sofia Kenin of the United States 6-3, 6-3 to also make the last eight.
For good reason, the German coach refuses to talk about winning the 2021 title or naming his side as one of the favorites.
TEHRAN, Sept. 3 (Xinhua) -- Iran coach Dragan Skocic said on Thursday that Team Melli need to hold preparatory matches based on his philosophy ahead of 2022 FIFA World Cup qualification.
"I think the supervisors are just doing their job, but very unlucky for Novak," said Zverev, who reached the quarterfinals by winning on Sunday. "If it would have landed anywhere else, he would have been fine."
Williams said: "It was intense I have to say. We always have some really incredible matches and it brings out the best of my fitness when I play Sloane. I tried to stay calm and be more serene after the loss of the first set. I knew it was important for me just to keep trying, just to keep going."
Greece won 2-1 in Kosovo to top Group C3 on goals scored from Slovenia, who saw off Moldova 1-0. Enditem
So, domestically at least, Real Madrid have to be favorites, but after two successive failures in Europe, will they be distracted by the desire to win a 14th Champions League title? Enditem