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The 21st century, competition is competition between the supply chain, inventory management and supply chain management is a very important aspect. But with the introduction of various scientific concepts and the differences between various trades and industries, supply chain inventory management model is also a great development, and multiply the number of different inventory management model. Therefore, this paper supply chain, inventory management problems that the traditional supply chain and inventory management compared to the modern mode of supply chain inventory has more advantages, but also to bring more business for the rich profits. And the large number of inventory management model, to choose to VMI (VMI, Vendor Managed Inventory) as a model for enterprises to adopt the model VMI or will be faced with issues of analysis and propose appropriate countermeasures, and recommendations for Reference.