Digital information technology is the key to realize the efficient management of enterprises. It is necessary to analyze the information technology and provide perfect operating conditions for enterprises in combination with the economic management of enterprises. This article studies enterprise management in the digital information environment, improves the effectiveness of enterprise management methods, and judges the management state of enterprises. At the same time, formula calculation is used to provide a test method for the application effect of digital information technology so that that information technology can be evaluated fairly. The experimental results show that enterprise management also involves inventory management. It is necessary to use information technology to identify products, record the process of products entering and leaving the warehouse in combination with code scanning technology, and optimize the product management process. In the process of enterprise management, the process management form should be adopted to improve the reliability of management methods and ensure that the enterprise has a normal management mode and perfection of enterprise operation state. It proves that digital information technology can promote the development of enterprises, improve the reliability of enterprise management, and reduce the impact of adverse factors on enterprises.