ZHENGZHOU, June 5 (Xinhua) -- Four people were killed and 14 others injured in a passenger-bus and truck collision in central China's Henan Province Saturday afternoon, police said Sunday.

A 19-seat bus, carrying 16 people, collided with a freight truck on a section of a highway in Baofeng County. One person on the bus died at the scene. Fifteen of the bus' passengers and two from the truck were injured and sent to hospital, according to the county public security bureau.

Three of the injured died at the hospital. Three people remain in a critical condition.

The investigation continues.