Police are appealing for public assistance to help locate missing man Guang Ming Lu.
The 37-year-old was last seen on Parkstone Avenue in Pascoe Vale South about midday on 25 August.
He is described as having a medium build, 175cm tall with short dark hair and brown eyes and was living in Southbank.
Police and family have concerns for his welfare as it is out of character for him to not make contact.
Investigators have released a photo of Guang in the hope someone may recognise him and be able to provide information on his whereabouts.
Anyone with information is urged to contact Melbourne East Police Station on 9637 1100.