"Villages have increased hitpoints and support more population."—In-game description
Prefecture Government is a technology in Age of Empires III: The Asian Dynasties that is unique to the Chinese and can be researched at the Village once County Government is researched. Once researched, it further increases the hit points of Villages by 10% and the population they support by 5 (for a total of +30% hit points and +15 population). Provincial Government is the further upgrade of this technology.