The Spaniard booked his berth in the final earlier in the afternoon by a straight-set 6-3, 6-3, 7-6(0) win over 12-seeded Diego Schwartzman, taking revenge for his Rome quarterfinal loss to the Argentine.
After Chen's fast break layup, Jiangsu had an 11-point lead with 3:30 remaining thanks to an 8-0 surge, and didn't surrender its advantage from there.
Sheffield United's striker Oliver McBurnie could have made it 2-0 for the home team in the 79th minute but his promising header bounced off the crossbar of Dusan Kuciak's goal.
Six Shaanxi players scored in double digits. Chen Yanyu led with 20 points, and Yang Luchenhong and Chen Xinlei registered 16 and 15 points respectively.
However, although the Spanish looked to have in control chances failed to arrive and Gerard Lopez came on for Oyarzabal, although Sommer wasn't stretched into the second half.
"For so many years, I had been accustomed to setting an alarm clock every day and spending a day according to the schedule."
Jia added that his team would play several warm-up matches with foreign women's football teams or local U-17 men's teams ahead of the playoff.
Spain's Dani Olmo (1st R) vies with Switzerland's Silvan Widmer (2nd L) and Djibril Sow (2nd R) during the UEFA Nations League football group match between Spain and Switzerland in Madrid, Spain, Oct. 10, 2020. (Photo by Edward F. Peters/Xinhua)
But the visitors equalized just after halftime through Pereira, who headed in his first goal of the season after a Diego Ribas set-piece.
Jia's team went through an unexpected quarantine amid the COVID-19 concerns during the Olympic qualifiers last February before entering the playoff.
CHENGDU, China, Oct. 9 (Xinhua) -- Daqing clinched a hard-fought 79-76 victory over Tianjin in the third round of the Women's Chinese Basketball Association (WCBA) league here on Friday, while Beijing overcame Shandong 82-74.