Police are investigating a Tai Po traffic accident in which a 63-year-old man died and a nine-year-old boy was injured.

About 4pm today, a private car hit the man and the boy who were riding a bicycle on Po Shan Chau Road downhill. Both sustained serious injuries and were rushed to Prince of Wales Hospital where the man was later certified dead.

People who have information to offer should call the investigating officers on 2675 3325.