Two-time Wimbledon winner Kvitova produced more winners in the match (28-23) but also committed more unforced errors (31-20) than her younger opponent.
After a lucky penalty-shootout victory over Ireland in the European qualifiers on Thursday, Slovakia had its hopes up for a possible first Group 2 triumph in the Nation's League fixture in Glasgow, but a weak performance of Pavel Hapal's squad left the home team unchallenged and Slovakia in the last place of the standings with only a single point earned.
A pair of free throws from Guo extended Hebei's advantage to 10 points midway through the second quarter.
Ji, featuring in WCBA side Daqing as a coach-player, doubled up her happiness from record-breaking scoring performance on Friday with Daqing's first win during the current campaign.
Loew is now facing two crucial games in the Nations League against Ukraine and Switzerland. The pressure is increasing after continental rival France set a mark with a 7-1 win over Ukraine.
Colombia's clash with Venezuela at Estadio Metropolitano will be followed by another qualifier against Chile in Santiago next Tuesday. Enditem
"I don't have much to say but that I was completely overplayed by Rafa, by a better player on the court," said Djokovic in the post-match conference.
Despite its backcourt duo of Chen Yanyu and Chen Xinlei's lackluster performance, Shaanxi can still find positives as sophomore Yu Jiarui posted a career-high 35 points.
Accusations have mounted, and seem a heavy burden in Loew's 15th year in charge.
The former president of the London Olympics organizing committee inspected the track at the Olympic Stadium accompanied by the Japanese Olympic Committee chief Yasuhiro Yamashita and World Athletics CEO Jon Ridgeon.
Scaloni confirmed the Albiceleste will be without Paulo Dybala for the match because of a stomach problem, while Sevilla midfielder Marcos Acuna is doubtful with a hamstring injury.