With the telecom industry restructuring and the issuance of 3G licenses, China's three major telecom operators are facing an era of fierce competition in full operation. Hence, whether the CRM, being the core supporting system in telecommunication, is capable of timely and speedy deployment or not is of vital importance to most telecom operators.But due to unscientific on Requirements Management(RM), the current CRM system is unable to make it more efficient.Closed-Loop RM solves this problem by using project management and Requirements Engineering(RE) scientifically. This article studies how the Closed-Loop RM can be applied in CRM system, so as to improve work efficiency and the quality of development and to serve the needs of business development and to reduce application maintenance costs and risk.Work done in this paper is as follows:1) Through the analysis of cases of CRM system, the shortcomin are pointed out. According to Project Management(PM) and RE, this paper carries out Closed-Loop RM to solve this problem.2) Through the analysis of preparations of Closed-Loop RM in structure of CRM,configuration management,communication management ,this paper explains the application status of Closed-Loop RM in flow management and summarizes the value and importance of Closed-Loop RM.3) Through the analysis of application status of Closed-Loop RM in requirement change control and requirement track management, this paper summarizes effect of Closed-Loop RM, expounds and proves that Closed-Loop RM can improve the process of RM and meet the business needs quickly. |