Representing Jiangsu, Zhang finished the first 50 meters in 25.82 seconds, leading the runner-up Li Shuang from Henan by nearly two seconds, and won the title in 56.29 seconds.
The 2016 French Open winner said at a press conference on his arrival in Paris that he would "make sure not to make the mistake twice."
This was Inter's first game of the season, as its clash with Benevento was postponed to September 30.
Earlier in the day, Czech Karolina Pliskova survived a scare from Egyptian qualifier Mayar Sherif after she came back from one set down to beat her opponent 6-7(9), 6-2, 6-4 to reach the second round.
Dalian had the chance to score the equalizer but Salomon Rondon's free-kick smacked the woodwork.
In the women's draw, 2017 champion Jelena Ostapenko of Latvia defeated second seed Karolina Pliskova of the Czech Republic 6-4, 6-2, ending her poor record at the French Open since lifting the trophy in 2017.
Despite a difficult day, Hamilton retains the lead in the drivers' championship with 205 points, though Bottas has closed the gap and now sits second with 161 points, with Verstappen third on 128 points.
Pliskova wasted eight set points in the opener but recovered quickly in the following two sets, serving out the contest on Court Philippe-Chatrier after two hours and 15 minutes.
Brazil has the world's second-highest COVID-19 death toll behind the United States, with more than 141,000 fatalities. Enditem
BERLIN, Sept. 29 (Xinhua) -- Losing treble-winning coach Hansi Flick might still be a far-off nightmare for Bayern Munich fans.
"To be honest, we've all been physically and mentally exhausted for more than 70 days, I think every player here is a hero," said Shandong Luneng coach Li Xiaopeng.