Project cost management is the overall target and enterprise according to the specific requirements of the project,In engineering project implementation process of engineering project cost effectively group effect, implementation and control, tracking, analysis and assessment management activities, as to strengthen management, perfecting the cost management system, to raise cost accounting level, reduce the cost for the project goal, to realize profits and create a good economic efficiency of the , strengthening project cost management is a construction enterprise financial resources, the enhancement enterprise competitiveness savings and article through to the cost of definition, construction project cost management characteristics description, overall grasp building project cost management, analyzes the characteristics of China's construction project cost management present situation, the existence question and the corresponding development strategy.