In order to achieve the goals and missions of business management, it is necessary to accurately measure and evaluate the basis of organizational performance, and determine appropriate performance indicators and evaluation methods to improve the scientificity and accuracy of decision-making. By analyzing the importance of corporate accounting systems from a management perspective, it can help managers understand the operating status of the organization and take corresponding measures to adjust and improve, so as to better recording, processing and reporting financial information to support managers' decision-making and control. Through relevant research on the impact of the Internet on corporate accounting systems, and with the help of the interconnection between management and corporate accounting systems, this article analyzes the important role of accounting systems in corporate management from the perspective of management. This article proposes four important factors to improve the accuracy and transparency of financial information, promote the effective allocation of corporate resources, assist strategic decision-making and risk management, and promote corporate compliance and social responsibility, and draws the following conclusions: Through the questionnaire survey experiment, the comprehensive score of seven department managers on the key factors of the corporate accounting system is about 91.7 points, and the comprehensive score on other factors of the corporate accounting system is about 81.7 points. This shows that the corporate accounting system does play a key role in actual operations and is recognized by the majority of corporate managers.