A man has been arrested on suspicion of affray following an attack on another man in Epping Close, Frankley.
Officers were called at around 7.35pm last night (29 May 2015) to reports of a disturbance.
A 34-year-old man sustained serious facial injuries and was taken to hospital for treatment where he remains in a serious condition.
Inquiries led officers to Edgbaston area of Birmingham where they arrested a 27-year-old Frankley man.
An area of Epping Close remains cordoned off this afternoon as part of the on-going investigation.
Officers have spoken to local people and forensic investigators have visited the scene. CCTV footage is also being reviewed.
Anyone with information which may help should contact police on 101 or call the independent charity Crimestoppers anonymously on 0800 555 111.