In order to acquire the client requirement on product development , a method was proposed about how to mine product service data , build up service information cyclostyle , and convert client experience of products into product specification requirement list .
In order to ensure the budget and prediction to meet the requirements of shareholders and jointed companies , according to the income trend , properties of model and cost , take part in working out regulations , procedures , measures and model of budget and prediction , design maintaining data cyclostyle and system .