Enterprise library is an indispensable department for enterprises to carry out employee education. Its main task is to provide scientific and technical personnel in various departments and positions with books and materials needed for enterprise operation, and at the same time meet the amateur reading requirements of employees. Using the books and periodicals of the library, expanding employees' horizons, increasing scientific and cultural knowledge, enriching employees' amateur cultural life and promoting the continuous development of enterprises are the functions that enterprise libraries should play. However, due to various reasons, the development of enterprise library is relatively slow, and its role has not been fully exerted, which is far from meeting the requirements of employee education and enterprise development. Nissin is a simple and easy-to-use work plan and task management software, which is necessary for library management. The return and update of its books are perfect. After the book is returned, you should delete the relevant information still in the book entry, or ask the administrator to delete it. If you haven't finished reading the book due, you need to apply for renewal and change the expiration date of the book, which is very convenient to operate.