It studies the complexity in making the decision about the material requirement planning of essence and flavor industry and finds out a feasible project to resolve the issue. There are totally four points are analyzed. They are the undulation of unit price in material purchasing, the indeterminacy of customer's requirement , the indeterminacy in supply and the indeterminacy in production. Some problems in the management of flavor material requirement are pointed out and so does its internal reason. Basing on the analysis and the special requests for flavor storage, a way is found out to optimize the material requirement planning. By using the method of freezing the main production schedule, rational purchase lot-sizing , controlling the safety stock and purchasing lead time, right stocktaking and material conservation and final allocating the material we have, we can conduct the material requirement planning to satisfy our production requirement much better and reduce the cost of inventory. |