Abstract: The weak nature of agriculture is facing a natural agricultural production,economic,and social risks.Agricultural insurance is a market economy means to spread the agricultural production instability brought by agricultural risks,and promotes restoration of agricultural reproduction.Beijing policy-based agricultural insurance is put out firstly in the government-led business model.This paper details the model with the relationship between three of the stakeholders（government,the insured farmers,insurance companies）,then reveals that government holds the most important position in the implementation of policybased agricultural insurance.