The veteran opened the score by firing a freekick before the break, then added a second by curling home from the edge of the penalty area in the 73rd minute.
Both sides then created few chances to take one point apiece following the thrilling four-goal draw.
In the men's quarterfinals, German player Alexander Zverev was not at his flying best, but still found a way to win.
Djokovic has won five of the past seven Grand Slam tournaments to raise his total to 17, closing in on rivals Roger Federer, who has a men's record of 20 titles, and Rafael Nadal, who has 19.
The 28-year-old was close to scoring a hat-trick in the 60th minute, only to see his one-on-one shot blocked by Jianye's goalkeeper Wu Yan.
The words had appeared on the majority of Paralympic Games and Winter Games iconography, but similar illustrations were seldom seen on their Olympic counterparts.
The first half did not witness any breakthroughs until the last minute before the interval. Paulo Henrique Soares dos Santos's volley on the right side of the box was denied by the left post, but Wang Qiuming contributed a sliding shot in front of the goal to make it 1-0 for Hebei.
The next edition of the FIFA World Cup will be played in Qatar from November 21 to December 18, 2022. Enditem
"I was a little bit in shock," Carreno Busta said. "The rules are the rules. The referee and the supervisor did the right thing, but it's not easy to do it."
Nigerian striker Kingsley Onuegbu took a part in the ceremony for the trip to the 2020 season on Thursday. The 34-year-old displayed the team's new season jersey as one of 12 new comers.
However, Nicolo Zaniolo's injury before the break cast a cloud over the Italians' victory. The Roma midfielder limped off in the first half following a collision with Donny van de Beek. Medical staff later confirmed that the 21-year-old had suffered "trauma" to his left knee and would undergo tests to "assess the full extent of the injury" when he returns to the Italian capital on Tuesday.