A murder investigation has been launched following the death of a 63-year-old man, who is believed to have been attacked with a blunt object in Tuen Mun.

Police were called to a village house on San Sau Street at 6.41pm on Monday, where officers found the man unconscious on a bed with serious head injuries.

He was pronounced dead at the scene.

Sources indicate the victim's wife has been taken into custody.

A post-mortem examination will be conducted to determine the exact cause of death, and the case remains under active investigation by the Tuen Mun crime squad.