United had a dream start when Bruno Fernandes scored a second minute penalty, but soon dropped behind as Tanguy Ndombele and then Son Heung-min netted for Spurs.
"We showed our character," Jiangsu coach Ding Tie said. "But after some young players substituted in, the level of our defense went down."
The Iranian giant advanced to the ACL final with a 5-3 win on penalties against Al Nassr after the West Zone semifinal ended 1-1 in 120 minutes at the Jassim bin Hamad Stadium on Saturday.
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.
Meanwhile, Sport Recife won 2-1 at Bahia, their third successive Serie A victory. Hernane and Marcao were on the scoresheet for the visitors while Matheus Saldanha netted for Bahia.
The attacking-minded player, who began his career with Osasuna, joins Athletic Bilbao after 72 appearances in Serie A in which he scored eight goals and provided seven assists.
Wuhan and Jiangsu were placed second and third in the league's championship group before Tuesday's third-round matches, and both teams needed to secure their place in the top two after this round to reach the league final.
"We had a poor start as our players didn't show enough mentality, but I'm satisfied with the players' performance in the following three quarters," Shaanxi coach Jiang E'Ying commented.
"I think it was played out at a few points really. These are a few points that rocked the game. I did not know how to seize the opportunities that I had mainly in the first but also in the second set. This is what made the difference today," Burel commented on her performance in brief.
The South American zone World Cup qualifiers had originally been scheduled to begin in late March but were suspended because of the coronavirus pandemic. Enditem
On the Hebei side, Guo bagged a team-high 19 points. Ma Wen and Zhang Yaqi scored 13 and 12 points respectively.