Abstract: Based on wide range of social surveys and case studies of family farms，construction strategies of support security system for growing class family farms were proposed.First was to optimize family farms operating environment，and strengthen construction of family farm conditions and regulatory support.Second was to improve public policy support policy，and promote rapid development of family farms.Third was to strengthen agricultural social service system，and achieve scale，commercialization，specialization of production and combination of social service.Fourth was to strengthen agricultural science and technology service system construction，and improve technology content of family farms producing operations.