The invention provides a quadruple net system and a work method of the quadruple net system. Logistics, supply chains, electronic commerce and finance are integrated and jointly serve main bodies such as manufacturing enterprises and trade enterprises. The quadruple net system comprises four nets which are the airport logistics net, the supply chain net, the brand-name and high-quality net and the logistics and supply chain financial net. The airport logistics net, the supply chain net, the brand-name and high-quality net and the logistics and supply chain financial net have the unified standard specification and safety authentication and are interconnected through butt joint of platforms. The airport logistics net comprises a storage subsystem, a freight forwarder subsystem, a customs declaration and commodity inspection subsystem and a transport and distribution subsystem. The supply chain net comprises a purchasing management subsystem, a production management subsystem, a marketing management subsystem, an inventory management subsystem, a reverse logistics subsystem and a logistics park management subsystem. The brand-name and high-quality net comprises a product management subsystem, a client management subsystem and a marketing management subsystem. The logistics and supply chain financial net comprises a financing information subsystem, a financing service subsystem and a value added service subsystem.