Mobile operation company´s fine investment management model based on its critical service path

This is an application research paper on mobile communication service enterprise´s fine investment management. In order to make investment decision more accurate, it is very important to consider not only from the financial aspect, but also from the internal business and service operation process of the enterprise. By deeply tracking mobile operation company´s business and operation process, combining with the influence on investment, network capacity, the scale of communication operation usage, operation revenue and profit of each phase of the process, the paper epurates the critical service path and influencing factors for a fine investment decision. On this basis, the paper works out an operable three-layer investment management model from the three aspects of control, precaution and timely analysis. The model mentioned in the paper has been implemented by China mobile group and has achieved a very good result. And it has been brought into China Mobile group´s management information system construction.