The Red Bulls fired American coach Chris Armas last month and South African Bradley Carnell took over as interim coach.
Sichuan was held to six of 26 on three-pointers and out-rebounded its opponents 44-30.
Real Madrid has a deeper squad than Barca, as the fact that they were without Dani Carvajal, Eden Hazard, Alvaro Odriozola and Tony Kroos on Sunday and still won shows, but Courtois' displays mean that so far some of the results have been much better than the actual performances.
The Blanquirroja are aiming to qualify for their second consecutive World Cup, having ended a 36-year drought to earn a place at the 2018 tournament in Russia.
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.
Wu and Zhao combined for the first 11 points for Shanxi, who showed their depth and began to pull away after bench players came in for a 24-16 first quarter advantage through Fu Jinqiu's buzzer-beating layup.
Khachanov won the pair's previous encounter in Paris - at 2018 Paris Masters, when the Russian claimed a straight-set win in the final to clinch the biggest title of his career until now.
"We didn't perform well in the first quarter. We had a tough start, but ultimately took our chance," Shaanxi coach Jiang E'Ying reflected.
MADRID, Oct. 3 (Xinhua) -- Both Real Madrid and FC Barcelona are in action on Sunday in their last La Liga games before the international break.
The game started with Inner Mongolia taking a 24-10 lead in the first quarter. Hebei tried to fight back in the second period, only to see Inner Mongolia pull away with a 34-14 third quarter.
He is also doubtful for Barca's next games, which are away to Getafe on October 17, their Champions League debut at home to Ferencvaros on October 20, and the first 'Clasico' of the season at home against Real Madrid five days later.