On the Hebei side, Guo bagged a team-high 19 points. Ma Wen and Zhang Yaqi scored 13 and 12 points respectively.
The Argentinian bested Nadal in the Rome Masters quarter-finals last month for his first win against the world number two.
Koeman's team looks faster, fitter and hungrier, with Philippe Coutinho getting involved and Leo Messi smiling again. There is a question mark over the lack of central defenders and with Clement Lenglet suspended against Sevilla on Sunday that looks to be their main weakness.
Leeds United and Manchester City produced a game that lived up to expectations in terms of entertainment with the teams taking one point each after a 1-1 draw.
There will be tension in Vitoria as Alaves looks to improve on a poor start that has brought just one point in four games under new coach Pablo Machin. They entertain Athletic Bilbao, who produced a dreadful display to lose 1-0 to a newly-promoted Cadiz side that played with nine men for almost 30 minutes on Thursday.
The 31-year-old also became the first Chinese singles player since Li Na in 2012 to reach the fourth round at Roland-Garros.
The pair have not played for their country since the Cafeteros' penalty shootout defeat to Chile in the quarterfinals of last year's Copa America in Brazil.
Luo Xinyu bagged 18 points for Jiangsu, who also got 14 points apiece from Xu Chenyan and Jiang Jiayin.
On the Henan side, 2020 top draft pick Fang Min contributed 17 points, eight rebounds and seven assists in her WCBA debut. Zhang added 16 points.
Osasuna didn't play in midweek as its scheduled match against Granada was postponed to allow Granada to play in the Europa League, and the side from Pamplona should be fresher than Celta Vigo, who travels to the remodeled El Sadar Stadium after losing 3-0 at home to Barcelona.
Real Madrid have not made any signings in a summer when spending is down 65 percent overall in La Liga. Enditem