Concept definition and structure analysis of coal service supply chain

As a cutting-edge research direction of supply chain discipline，service supply chain has been developed in many fields.But there is still lack of relevant research in the coal industry.The existing coal supply chain researches treat coal-production enterprises as the core，showing a problem of “value production and overlook circulation”.To realize service-oriented transformation of coal industry and effective allocation of coal resources，reduce coal circulation cost，it is necessary to carry on the related research combine coal and service supply chain.Based on the analysis of the current situation of the coal industry，the paper summarizes the research status of the coal supply chain and service supply chain，classifies coal supply chain according to whether large state-owned coal enterprises are involved，defines coal service supply chain and analyzes it’s structure.It also puts forward five characteristics of coal supply chain service.It points out the problems that deserve further study by scholars.