库存管理2串讲（The inventory management of 2 points）.doc

库存管理2串讲（The inventory management of 2 points） Inventory management (one or two) inventory management overview November 2009 I. Basic concepts of inventory management: 1. definition of inventory: inventory refers to temporarily idle resources for future purposes. 2. inventory role: inventory to enable enterprises to achieve economies of scale. II. Inventory can balance supply and demand Uncertainty, stochastic demand change, and uncertainty of order cycle. Inventory is a buffer in the supply chain Inventory can eliminate the difference of geographical position between the supply and demand sides. 3. the basic objective of inventory: meet the expected demand with the lowest inventory cost under the existing resources of the enterprise. Two. Inventory classification and inventory cost 1. inventory problems in different enterprises: retail enterprises, wholesale enterprises, manufacturing enterprises 2., inventory classification: (1) according to inventory goods in the production process and delivery process of the state of the sub: raw materials inventory; II Inventory, maintenance stock, finished goods inventory. (two) according to the role of inventory classification: turnover inventory: by batch week Interim inventory. Safety stock: used to compensate for the actual demand exceeding the expected supply in the lead time The demand or actual order lead time exceeds the expected demand lead time. Adjust stock: it is used to adjust the demand Or the imbalance of supply, the imbalance between production speed and supply speed, imbalance in output at each stage of production. Inventory in transit: goods that are transported from one place to another in transit. Three. The composition of inventory costs: purchase costs: when the goods are purchased from outside, the purchase cost refers to the unit purchase price and the purchase amount Product of quantity; when goods are made in an enterprise; the product of the unit production cost and the quantity of production. Order c