| Inventory control and inventory management are important in logistics management. Based on demands and actual conditions of Dongsheng Company of Shengli Oil Field, the reasonable solutions to the material management were brought forward. And the optimal methods of inventory and inventory management were proposed. The main things that have been done are as follows:1. According to the condition of the information system of Dongsheng Company, the distribute database was adopted. Sub companies used Sybase database to gather data, then save data into local database while the parent company used oracle database. Sub companies transmit data into parent company database every period. Thus, such methods solve the problems that sub companies disperse and the network conditions are bad.2. Because of no coding system, the former material management system has many problems such as inconveniently gathering data, inconveniently searching, and so on, the coding system was designed in the information system to share information, to keep the data security, to avoid the information recopying and so on.3. Besides goods and materials information processing, inquiring and so on, the system adds analysis and decision function. In the decision and analysis model, there are such as inventory optimizing, cost analyzing, material warning, quality comparing and price comparing and so on, to increase the intelligence of the system, and to offer the data of decision support of materials management.4. Based on the actual inventory conditions of petroleum enterprises and an analysis of the attitudes of material supply, optimal model of inventory was brought forward to economize capital. In this model, the optimal inventory and purchase are predicated with purchase capability, market price and so on. According to the inventory characteristics in the petroleum area, some inventory control methods were put forward, such as the distributed stocking and wholly limited quantity, purchasing just-in-time, and united stocks management and so forth. These methods are all realized in the systems, to strengthen the inventory optimization.This stocks management system has already put in practice. And users reflected well. Compared with previous inventory circumstance, it improves the enterprise'seconomic benefits to apply the optimal methods to inventory and the control oninventory into the inventory management. |