Evergrande doubled the lead in the 69th minute with a stunning free kick from Ai, two minutes after his tap-in was ruled out due to off-side.
Evergrande continue their dominance in Group A with 28 points while Luneng sit third with 17. Enditem
In a women's doubles semifinal, China's Xu Yifan teamed up with American Nicole Melichar to edge past Asia Muhammad and Taylor Townsend of the United States in three sets to reach the final. They will meet the unseeded pairing of Laura Siegemund of Germany and Vera Zvonareva of Russia in the final. Enditem
"I'm aware that the opponents that I play from now on are going to be very tough," said Osaka, who won the US Open in 2018. "For me, I think the last two Grand Slams titles, everything happened so fast, I wasn't really in the moment. I'm just really happy to be in the semis, and hopefully I can keep going."
The absence of some key players, including Neymar, Kylian Mbappe, Mauro Icardi, Andel Di Maria and Keylor Navas who have all tested positive for coronavirus, reduced Thomas Tuchel's choices for his starting line-up. As a result, several youngsters and new signings were brought into the squad to fill the places.
Chongqing pocketed two wins consecutively to rank six in the league, only two points clear of Hebei in the Suzhou division.
Two years ago, an invitation was sent to the world - "Welcome to Hangzhou". Two years to go, the city is determined to honor its promises of a "Green, Smart, Economical and Ethical" Games in 2022. Enditem
When the safety car pulled in on lap 7, Valtteri Bottas, who had overtaken teammate Hamilton to lead after the first start, unusually elected to bunch the pack up until after he had crossed the start-finish line.
The hosts assumed control from the kick off and surprised top flight Frankfurt with an offensively-minded strategy.
Luneng were on a three-game winless run before Sunday's game while Evergrande dominated Group A, despite losing to Luneng 1-0 in the first leg, their only defeat this season.
Huesca sprang a minor surprise on their return to the top-flight as they took a point away at Villarreal.