Mobile supply chain management is increasingly recognized as an area offering significant potential for generating improvements and creating competitive advantage to corporations. Obviously, high efficiency mobile chain network needs simultaneous and accurate information about demand, supply, sale, inventory, shipment and operational activities. However, there is little academic literature on how to realize these functions. This article attempts to sum up the key technologies in mobile supply chain management system. Based the eight technologies that the authors has summarized, the article introduces three functional modules in mobile supply chain management system. Then the authors give the structure of the system and describe what functions that the system can offer. The last part of the article illustrates the applications of mobile supply chain management system.