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用系统工程方法，从全国综合运网的观点出发，在对渤海湾南侧地区经济、工业结构和运输状况大量调查研究基础上，构造了多货类综合运输网络模型。研究了该地区的合理运输结构；定量分析了各种运输方式的合理配置，本地区各港口的发展前景以及运输业建设投资的最佳投向。
Based on the systematic investigation and study of economy, industrial structure and transportation in the south of Bohai Bay from the point of view of the national integrated transport network, a multi-cargo integrated transport network model is constructed based on systematic engineering method. The reasonable transportation structure of the area was studied. The reasonable allocation of various transportation modes, the development prospects of all ports in the region and the best investment of transportation construction investment were analyzed quantitatively.