"What are the operation mode and characteristics of developed countries' wholesale markets for agricultural products?"

The operation mode and characteristics of developed countries' wholesale markets for agricultural products are in accordance with the requirements of modernized large-scale production, vertically implementing the integration of production and marketing, and horizontally implementing the intensive operation of capital, technology, information and talents, realizing the regionalization of industrial layout, the specialization of production, the commoditization of products, the entrepreneurization of management and the socialization of services. For example, France's cooperative integration model, Japan's integration model based on agricultural associations, the United States of America's contractual integration model, Australia's integration model based on industry associations, South Korea's integration model of production, academia, management, research, and Thailand's integration model of the government+company+banks+farmers.