The 33-year-old striker, who came on after the interval, latched onto a through pass from teammate Wu Xi before sending it into the net in the 65th minute.
A product of the Ajax youth academy, Van de Beek made his first-team debut in 2015. In total, he played 175 official matches for Ajax, scoring 41 times.
The win meant Qingdao continue to lead the overall standings, although second-placed Ruichang Biyuan also cruised to a victory, beating second from the bottom team Anhui Souyu 4-1 later in the day.
It was a bizarre way for the Frenchman to lose the jersey which he had kept for three days after winning the stage two.
"It was anybody's game really for a set and a half. I made some breaks and then obviously after winning the second set I felt more comfortable. I was returning better, I started to read his serve better, and I was pleased with my serve. Overall, it was a very good test, and I am happy to get through," said Djokovic, who is bidding to capture his fourth US Open trophy and 18th Grand Slam title.
"The Premier League confirms that it has today terminated its agreements for Premier League coverage in China with its license in that territory, the Premier League will not be commenting further on the matter at this stage," read a statement.
With this result, Dalian are sixth in Group A with nine points, while Henan with six points remained in last place.
"We'll see what happens; we have plenty of time in this transfer window and a couple of others as well. Time will tell," commented the forward, who added "the decision is in Real Madrid's hands."
Djokovic will face Jan-Lennard Struff for a spot in the round of 16. The German needed one hour and 40 minutes to move past American Michael Mmoh 6-2, 6-2, 7-5.
A source told Xinhua, they have paid 50 percents of the negotiated fees at the initial stage of the three-year circle.
LONDON, Sept. 3 (Xinhua) -- Manchester United on Thursday confirmed the signing of Dutch midfielder Donny van de Beek from Ajax in a deal worth 39 million pounds (51 million US dollars).