World 5,000m champion Obiri maintained her unbeaten streak this season by winning the women's race in 15:06.36.
According to the schedule, except for the training on Sunday afternoon, all the other sessions will be arranged in the morning from October 5 to 9.
Dongguan started the last quarter with Shen bagging five straight points, followed by Zhang Dongxia's shot from the 3-pointer zone. Powered by Dilana and Shen, Dongguan built an eight-point lead with 1:39 on the clock, and their win was assured by Wang Zhen's three-pointer with 39 seconds remaining.
In another highly-anticipated fixture between Inter and Lazio, Lautaro Martinez put Inter ahead in the 30th minute, while the Biancocelesti got the game back on level terms 10 minutes after the break with Sergej Milinkovic-Savic's powering header.
Elsewhere, Sassuolo registered another comprehensive victory as it beat Crotone 4-1 with Francesco Caputo's brace.
The 2014 world champion has been hit with full vigour by the unpleasant effects of the COVID-19 pandemic.
Earlier, Schwartzman knocked out third seed Dominic Thiem in a thrilling marathon battle which lasted over five hours, winning 7-6 (7-1), 5-7, 6-7 (8-6), 7-6 (7-5), 6-2.
After substitutes stepped in, Xinjiang maintained its level of defense, holding Shanghai to shot-clock violations on several occasions and leading 27-18 at halftime.
"I wasn't experienced at all then, that was my first match on a big stadium like that, so I was pretty stressed," Swiatek said of her fourth-round loss to Halep last year.
"If you impose yourself from the very beginning on the court, which I have in those first three matches here, then it makes it hard for them to really believe that they can come back and make a turnaround in the match," said the 2016 champion, who is seeking for an 18th Grand Slam title at Roland Garros.
The annual carnival, also featuring jet-skiing and kayaking, was held to celebrate the Mid-Autumn Festival and Chinese National Day holiday. 300 local swimmers attend the competition to swim across the Liujiang River on Friday.