Abstract: Based on agricultural industry cluster, regional brands of agricultural products are formed. The agricultural industry cluster is also an effective way to increase regional brand value of agricultural products and to enhance the competitiveness of the brands. From the perspectives of agricultural research institutes, agricultural services agencies, agriculture-related administrative departments and agricultural enterprises, this thesis explores the internal mechanism though which the agricultural industry cluster enhances the competitiveness of regional brands of agricultural products. On this basis, it puts forward some strategies which are based on the agricultural industry clusters to enhance the competitiveness of agricultural products, such as transferring the regional brands of agricultural products to corporate brand, establishing interaction mechanisms of government, production, study and research, implementing the strategy of agricultural region brand umbrella and improving scientific and technological content of regional brands, thereby to increase the value of brand assets.