They gathered in Chinatown to support Officer Andy Chan.
Chan, who's with the highway patrol, was critically injured on January 3.
Officers gather to pray for injured colleague Ofc. Andy Chan
He was in a coma and on a ventilator for several weeks before being able to breathe on his own.
Action News spoke with his cousin Sunday, who is also of police officer.
Outpouring of support for injured Philadelphia motorcycle officer
"Andy is a very positive person, also a very tough and strong guy. The family is very hopeful that he'll get through this," said Chan's cousin, Officer Philip Wan.
Chan has been with the Philadelphia Police Department for the past 24 years.
Chopper 6 over procession to hospital for injured motorcycle officer