Pellegrini has had a perfect start to life at the club with two wins from two games and with Betis looking a lot harder to score against than last season.
"I hope we will get some new arrivals. We've still got time to fix everything, and things are in progress," Mueller added.
Persepolis FC head coach Yahya Golmohammadi (R) and player Sayed Jalal Husseini attend a press conference ahead of the round of 16 match of AFC Champions League between Persepolis FC of Iran and Al Sadd of Qatar in Doha, capital of Qatar, Sept. 26, 2020. (Photo by Nikku/Xinhua)
The only down side for the capital-based team was that Renato Augusto limped off with injury as the Brazilian was suspected of suffering a muscular problem.
A few weeks ago, Union Berlin striker Sebastian Polter was suspended following a corona-based wage dispute.
Mexico had been due to face Costa Rica on the same day, but the Central American team withdrew on Tuesday because their players faced a two-week quarantine upon returning home.
In the other game in the Chengdu division, Taizhou Yuanda beat Beijing BSU 2-0, and Inner Mongolia Zhongyou defeated Beijing Renhe 2-1.
The news came three days after the reigning champions suffered a 5-0 loss to Independiente del Valle in Ecuadorian capital Quito - the Rio de Janeiro side's worst ever defeat in the prestigious club competition.
The next edition of the World Cup will be played in Qatar from November 21 to December 18, 2022. Enditem
The second half witnessed the prowess of Shanghai captain Hulk. The Brazilian striker hit the crossbar in the 55th minute with his iconic long distance shot and then converted a penalty in the 71st minute.
Miao Le, 40, also an avid paraglider, diver and horse rider, stated.