Abstract: Since 1978 to 2008, the policy of reform and opening-up in China has carried out 30 years. In this stormy 30 years, China agriculture has undergone enormous changes, has scored great achievements. The great achievements of China agricultural development in increasing of production, improving of agricultural product quality, optimizing of agricultural structure, increasing economic value, increasing income of farmers, eradicating poverty, transferring rural labors, increasing agricultural models, raising agricultural function, making the progress of agricultural scientific and technologies, upgrading the quality of the peasants, building of ecurity system, developing of public utilities, and enhancing the international competitiveness of agriculture have been reviewed and concluded in the paper, which has the reference value for the marching of China agriculture in new stage of new century.