Rural supply and marketing cooperatives are referred to as "supply and marketing cooperatives". In the process of agricultural cooperation, the socialist cooperative economic organization supported by the state and raised by farmers voluntarily is the main form of rural socialist commerce. It has played an important role in invigorating urban and rural economy, promoting commodity circulation, supporting agricultural production cooperatives and facilitating farmers' lives. Its main tasks are: according to national policies and decrees, to undertake the task of purchasing and selling products planned by the state, to supply agricultural production and living materials, to provide market information, to organize farmers to develop diversified businesses, and to lead and manage rural markets.