A 29-year-old man died after being found unconscious outside Shek Kwong House in Shek Lei Estate, Kwai Chung, on 27 September.
Police received a report from a security guard at about 10pm that a man had been found outside the block and was suspected to have fallen from a height. Rescue personnel found him unconscious and took him to Yan Chai Hospital, where he was later confirmed dead.
Police said an initial investigation indicated that he had fallen from a unit in Shek Kwong House. Officers found a suicide note at the scene, while the cause of death will be determined after an autopsy.