Dong was a lethal weapon on offensive end, scoring 12 points down the stretch as Zhejiang rode on a 14-0 spurt to race ahead 46-27 midway through the second quarter.
Dongguan opened the first quarter on an 11-2 run, sparked by five straight points from Yang Shuyu.
In the other game on Friday, Shaanxi edged Wuhan 80-78. Enditem
The 2018 champion lost to Anisimova in the quarterfinals in Paris last year, but this time the Romanian needed only 54 minutes to complete a convincing victory.
It was Flamengo's first victory in Brazil's top flight since they overcame local rival Fluminense 2-1 on September 9.
Shandong began to lose momentum after the interval, and Inner Mongolia scored many fast break points on turnovers. With a 30-point margin in hand before the last 10 minutes, Inner Mongolia met little challenge thereafter.
Sevilla opened the scoring in the 7th minute when Luuk de Jong fired home with his left foot after Barca failed to deal with a corner, but Barca levelled barely a minute later when Jesus Navas was unable to clear Jordi Alba's ball into the area, allowing Coutinho to pick his spot.
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 will also miss the first four Champions League group matches in which Real Madrid line up against Inter Milan, Shakhtar Donetsk and Borussia Monchengladbach following Thursday's draw.
Elsewhere Villarreal's Gerard Moreno retains his place in the squad after an excellent start to the season, as does FC Barcelona's Ansu Fati, who scored in the 4-0 defeat against the Ukraine a month ago. Meanwhile Mikel Oyarzabal is also recalled after he too had to drop out in September after testing positive for COVID-19.
"My club had been closed for six months due to the COVID-19 pandemic and just reopened a month ago," said Zhang, adding that he has received dozens of reservations for this holiday one week in advance, mostly from young people.