ERP system allows businesses to share information with all-round, greatly reducing the information asymmetry situation. Managers at all levels of business at any time can be the most basic business information, so as to reduce the management of enterprise-level, the implementation of flat management, improving management efficiency and create the conditions. This paper has done the following work:
(1) Through business process design Invoicing ERP business management system and the basic principles of application in the foreground and background of key technologies to achieve database connection.
(2) The need for back-end database system. And generate in the database for procurement management, inventory management and sales management of the database table.
(3) In the Windows system, the use of Visual Basic 6.0 Enterprise Management System ERP basic features. And requested that the procurement system, inventory and sales subsystem to achieve the basic information input, information modification, information updates and other functions.
KEYWORDS：ERP, Database, Management System, Production and sale
