A set of ERP production management system is to be designed for coal chemical enterprises. With the coal chemical enterprise A as an example, it will be designed according to the actual needs of the enterprise A. after the application of ERP management system, the enterprise A is able to comprehensively manage and handle multiple production plans, master real-time production schedule and query production quality and cost, achieving remarkable results. The design of ERP production management system is important to the fine development of coal chemical industry and can effectively improve the internal management level of coal chemical enterprises.