Research on construction project target control

This article focuses on the competition of current construction market and on target management of building projects,in the light of control system for quality,schedule and cost objectives of the construction project.Based on the system engineering and cybernetics,with project management as the criterion,with three goals as the main control,from the characteristics of the three goals,the research mainly presents the mathematical model of the three goals control and the concrete ideas for computer operation.As a result,the study helped to improve the development of modern project management and the economic benefits of the enterprises.