With the gradual acceleration of market economy,state-owned forest property right system has changed from planned economy to market economy.Utilizing institutional changes theory,this paper explains the institution changing process of China state-owned forest property right in three steps of state-owned forest property right system which contains initial definition,initiative and generation since the founding of the people's republic of China and utilizes econometric model to analyze the changes of state-owned forest property right system for empirical and normative method.This paper also offers new inspiration to current state-owned forest property right reform.