Based on the cutting-edge technologies such as cloud computing and big data, Hunan Gaoqiao Grand Market has developed a digital platform for commercial circulation under the dual circulation pattern,established four digital systems, i.e., "Smart Market Management System", "Smart Market Service System", "Comprehensive Trading System for Commercial Circulation " and "Digital Trading System for International Trade", and seven subsystems, i.e., "Credit Quotient Smart Win”, " Credit Quotient Smart Trade", etc., forming "one platform, four systems and seven sub-systems", realizing the digitalization of management, service and supply chain, providing Global Modern Commercial Circulation Enterprises with more than 100 kinds of services in four categories such as public services, basic services, professional services and business promotion, opening up online and offline platforms, international and domestic markets, covering the whole industrial chain of commercial circulation, production and processing, and providing the leading digital solutions for the industry.