Abstract: This paper develops a dynamic multiobjective decision making method ( DTOPSIS method ) based on the decision-making-point. On the basis of four-unit economic .theory, the authors apply DTOPSIS method to elect the better plans of coordination development of national economy to Zhengzhou City of Henan Prov-ince and to order the sixteen type plans. Then, four type plans have been brought up for further discussion and the condition of putting into effect have been analysed.