The Wolves took a hard-earned win and are now one victory away from booking their berth in the Europa League's group stage, as ten-man Desna were unable to cause surprise.
The suspense of the match was killed early in the third set as Jiangsu started with a 5-0 run and continued its form by scoring seven consecutive points in a row in the middle of the set.
Bruno Labbadia's men gained momentum but Frankfurt stood firm and protected its lead until the final whistle.
"We will be announcing a new rival on the same date as soon as possible," the entity said in a separate statement.
Gracia is still asking for new signings and he would surely love a player like Aspas, who was quick and intelligent with his first goal and then netted a dipping free kick for the second. Celta have struggled in the past two seasons and Aspas has been vital in saving them both times - while he remains fit, Celta should be OK.
"We were highly motivated today, and we are ready to battle for the top spots in the Bundesliga," said Forsberg.
Roger Guedes and Graziano Pelle scored in the first half to seal the win which helps Shandong build an unassailable lead with 23 points in the Dalian group.
In Sunday's game, Pirlo started new arrivals Dejan Kulusevski and Weston McKennie, with talisman Cristiano Ronaldo leading the attacking line.
After the goal, the Spanish team gained momentum and put pressure on Bayern, but the German side equalized in the 34th minute through Leon Goretzka's finish.
Mainz were unable to put up resistance but were lucky enough that Forsberg rattled only the woodwork in the 31st minute and Angelino hit the side netting from tight angle before the half time.
In his two years at Camp Nou, the Chilean midfielder has added another league winner's medal to his collection, making it an incredible eight leagues in row in three different countries.