Tractor parted company with Saket Elhami recently and signed a 3-year deal with Mansourian for an undisclosed fee.
So far, fans in China are able to watch the new season of La Liga, Bundesliga, Ligue 1 and Serie A online, except the Premier League.
"The GFA wishes to express our deepest condolences to the families of the eight young footballers who passed away after the car they were traveling on submerged," the GFA said in a statement.
Top men's seeds Novak Djokovic and Rafael Nadal, and top women's seed Simona Halep will kick off their campaigns on Wednesday.
Kurt Zouma completed the scoring on 66 minutes, as his low shot from a corner was deflected past the unfortunate Ryan.
As expected, head coach Tite also called up Paris Saint-Germain pair Neymar and Marquinhos, Chelsea veteran Thiago Silva, Real Madrid midfielder Casemiro and Barcelona's Philippe Coutinho.
The two sides meet again on the same ground on Thursday.
"It is a good start to the Bundesliga season but most importantly, we won today. I am of course delighted that I was able to help my team with a goal," Hertha defender Pekarik said.
Elsewhere on Tuesday, Ecuador's LDU Quito secured a 1-0 win away to Peru's Binacional, courtesy of a first-half goal from Matias Zunino.
Clubs and fans complained about the different measures. Some spoke of unfair competition.
Hertha took the initiative from the kick-off whereas Bremen focused on their defence.