Police are appealing for public assistance to help locate missing Werribee man Cheng Xiao Chen, also known as Chenny.
The 22-year-old was last seen at an address in Haveaux Street about 8am on Thursday 13 March.
He was seen in his vehicle, a 2008 silver Toyota Camry with registration WHW 935.
Cheng is about 183cm tall, with a medium build, tanned skin and short black hair.
He was last seen wearing a pink checked shirt, black chino pants, black leather shoes and black framed glasses.
Police and family have concerns for his welfare due to a medical condition.
An image of Cheng has been released in the hope that someone may have information on his current whereabouts.
Anyone who sees Cheng is urged to contact Werribee Police Station on 9742 9444.