He also expressed his commitment to the club, commenting he would "give my heart on the field to my team-mates, the club and also to the fans."
Top seeds Novak Djokovic and defending champion Rafael Nadal, who have first round byes, will begin their campaigns on Wednesday.
Now, the 29-year-old says he is fully fit again and ready to shine for the Albiceleste, should he be given the chance.
While the Munich side is making every effort to mention as many serious rivals as possible, nearly all of the first tier's coaches name Bayern as the big favorite.
Hertha opened the scoring as Peter Pekarik had time and space to nod home Maximilian Mittelstadt's pinpoint cross in the 42nd minute.
Chongqing broke the deadlock in the 57th minute with a low drive from Fernandinho after he got a wonderful pass from Kardec to make it 1-0.
"Mary is our key player and his goals tell everything," said Shenzhen coach Jordi Cruijff. "His problem is not clear and we have to wait. I hope he will back soon because we have more games in very short period."
Along with the salary cap for domestic players, there is another "cap" for foreign players. A CBA club can spend no more than 7,000,000 US dollars on signing foreign players.
"The result didn't meet my expectation. I was just not in right tempo," Xie commented.
"I'm really happy that it finally worked out," said Liverpool manager Jurgen Klopp. "I'm really happy to bring this wonderful person in as an add-on to the squad." Enditem
The "BVB" smoothed the way for their win with three first-half goals, while Dominic Volkmer's red card before half-time left Duisburg hopeless.