Next up for Halep is another 19-year-old youngster, Iga Swiatek of Poland, whom Halep defeated in the round of 16 here last year.
The second set was filled with breaks as both players failed to hold their serves from the sixth to the 11th game. Zhang served to win in the 10th game but was broken by her French opponent. However, when the chance appeared again on the 12th, Zhang didn't miss it and wrapped up the victory with a flawless love game.
"We know that Shanghai boasts a quick pace and three-pointer shooting ability. We had a great defense and restrained the opponents' character today," said Xinjiang coach Gao Fengjuan.
As expected, there was no place for striker Edinson Cavani, who has yet to find a new club after leaving Paris Saint-Germain in June. The 33-year-old has not played since March.
Despite two big losses into the season, Daqing coach Ji Yanyan would rather pick up something positive from her young team.
There will be tension in Vitoria as Alaves looks to improve on a poor start that has brought just one point in four games under new coach Pablo Machin. They entertain Athletic Bilbao, who produced a dreadful display to lose 1-0 to a newly-promoted Cadiz side that played with nine men for almost 30 minutes on Thursday.
The river-crossing competition was one of the activities of the 2020 Liuzhou International Water Carnival.
Rennes kept its lead in the standings over Lille on goal difference, although its four-match winning streak ended with a 2-2 draw against second-from-bottom side Stade Reims.
He has also maintained Wolverhampton forward, Adama Traore in his squad, despite the striker, who was born close to Barcelona, also being called up by his parents' homeland, Mali.
The German association has announced financial difficulties due to several postponed or cancelled games.
"They're the best team in the league, and proved it today," said Shandong coach Luka Sjekloca.