Shaanxi's Chen Yanyu was an assist shy of a triple-double with 21 points, 12 rebounds and nine assists. Li weighed in with 19 points.
A fierce battle ensued in the final 10 minutes. Zhang Ru made a three-pointer as Henan pulled the score back to 68-72 heading to the final minute, but they could not complete the comeback, as Shanxi sealed the win with free throws.
"We met some difficulties after our key players' departure," Dongguan coach Lin Yaosen admitted.
Edin Dzeko wasted a good opportunity in the 21st minute as the hitman sprung the offside trap but ballooned it over the bar.
The AFC Disciplinary and Ethics Committee said, "Alkasir violated Article 58.1 of the AFC Disciplinary and Ethics Code (2019 Edition)."
Also on Saturday, fifth-seeded Stefanos Tsitsipas earned a spot in the fourth round after his Slovenian opponent Aljaz Bedene retired from the match and hobbled off the court when trailed by 6-1, 6-2, 3-1.
Once inside the stadium, they refused to sit down and sang almost non-stop, even when their team looked doomed at 2-0 down at half-time.
Djokovic showed great sportsmanship in the match when rain fell down heavily on Galan's side of the court as the new Court Philippe-Chatrier roof was closing, the Colombian slipped over. Djokovic responded by calling a pause of the match until the conditions came back equal for both sides.
A survey spoke of nearly 70 percent claiming to have lost interest in the team's internationals after the 2018 World Cup's devastating outcome, followed by the disappointing Nations League.
"If you impose yourself from the very beginning on the court, which I have in those first three matches here, then it makes it hard for them to really believe that they can come back and make a turnaround in the match," said the 2016 champion, who is seeking for an 18th Grand Slam title at Roland Garros.
Kvitova went into the match quickly as she broke her Chinese opponent twice to surge to a 4-0 lead in the opening set, before serving for the set in the eighth game.