Through the analysis of the whole process cost management model and the existing problems in cost control, combing the contents of the work, including the estimation of investment decision stage, design stage design, the implementation of the project contract price control stage, the dynamic cost management in the construction process and completion of the settlement of cost audit supervision. Through establishing the evaluation index system of cost control effect, the comprehensive evaluation model is established, and the whole process cost control effect evaluation method is discussed. It points out the matters needing attention in the whole process cost control effect evaluation. The analysis results show that the cost control organization should take effective measures in the whole process of project construction cycle, and effectively control the cost of the project and evaluate the control effect. 不花钱的翻译，基本就是这个水平了 不用谢我，谢谢百度翻译吧