"I was really focused each game and each point. Especially against top players, one point can make the difference. So I had to stay very calm and keep going," the world number 50 added.
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.
In women's singles, top seed Pliskova of the Czech Republic was upset by France's Caroline Garcia in the second round.
Before the game, Dalian ranked seventh with six points in the eight-team division, while Henan, also on six points, sat at the bottom by virtue of their inferior goal difference.
"I was looking to take the jersey on stage six anyway so I'll go in with the same tactic - try to win the stage and see what happens."
"Our development will not be redirected. It is just a strategic adjustment based on reality. We will continue to hand the best services to our fans and partners," it added. Enditem
With the win, Suning leapfrogged Luneng into second place on the table with 17 points from nine games, two points adrift of Fabio Cannavaro's Guangzhou Evergrande who have played one match less.
RIO DE JANEIRO, Sept. 2 (Xinhua) -- Uruguay international midfielder Giorgian de Arrascaeta netted a brace as reigning champions Flamengo beat Bahia 5-3 in Brazil's Serie A championship on Wednesday.
PP Sports, owned by Chinese retail giant Suning Group, had signed a three-year deal with Premier League in 2016. The broadcaster has reportedly withheld a payment of 160 million pounds rights fees which were due to happen in March.
DALIAN, China, Sept. 3 (Xinhua) -- Salomon Rondon contributed one goal and two assists as Dalian Pro crushed Henan Jianye 4-0 in the ninth round of the Chinese Super League here on Thursday, while Jiangsu Suning beat Shangdong Luneng 1-0.
He said he was looking forward to battling for his place alongside players such as Paul Pogba, Bruno Fernandes, Nemanja Matic and Fred.