Abstract: With the further popularization of Internet technology, the new mode of e-commerce has penetrated into all aspects of people’s lives. In the marketing of agricultural products, the actual income of farmers is relatively low under the traditional marketing mode of agricultural products, and the complex marketing channels and steps of agricultural products cause the high terminal price of agricultural products, this has promoted the construction and development of agricultural e-commerce platform. Especially with the support of the rapid development of agricultural production technology, the application of smart agricultural technology in various parts of China has gradually increased, and the smart farm, smart greenhouse and other industries have been developed rapidly, which has created good conditions for the smart production of agricultural machinery and agricultural e-commerce platform. Starting from the disadvantages of traditional agricultural production and marketing mode, this paper analyzes the advantages of the development of smart agriculture and modern agricultural e-commerce platform, illustrates the new characteristics of agricultural e-commerce platform supported by smart agriculture, and redesigns the function of agricultural e-commerce platform according to the characteristics of smart agricultural machinery production, this paper introduces the new mode of intelligent production of agricultural machinery under the function of e-commerce platform, and designs the characteristic functions of agricultural e-commerce platform,which is conducive to improving the number of users of agricultural e-commerce platform.