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With the reform and development of the enterprise structure , mechanism , granary engaged in the operation and management activities have become increasingly complex , variety is not only limited to the characteristics of unprocessed and semi-finished food from the single custody grain to the changes in the foreign business , custody , trading the model is not only limited to interviews, telephone communication , networking is how to make the granary five key resource for the human, financial and material resources , technology and machine equipment, etc. , for effective management arising . The PowerBuilder9.0 stage development tool , SQL Server2000 as back-end database , object - oriented development methodology to design a good interactive interface the granary售粮management system , and detailed system functional modules realization method. Internal data sharing , data processing and information resources management function module in the system . Test shows that the system has strong practicality , not only to meet the various departments of the grain storage needs , and enterprise information management . Designed card system based on contactless IC card and RFID tags based card system . -Contact workers C card the card售粮management system , low cost , contact, and a small amount of storage , data transfer speed , suitable for small and medium - sized enterprises . RFID tag has a non-contact , wear-free , waterproof , magnetic, high temperature , long service life , transmit data rate on the label data can be encrypted , the change greater data storage capacity to store information freely, and high reliability . Suitable for large enterprises.
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