Abstract: By overviewing the recent worldwide development of the Cornputer Control System Structure(CCSS)in BOF steelmaking process and its prospect,and considering the reality of BOF steelmaking process in Pangang,it is concluded that an artificial intellectualizing,accumulizing and multiplizing control system should be adopted in the general project,and the system structure should be a Hierarchical Distributed Cornputer Control system(HDCCS)so that a best feature of the system and a high rate of performance to price can be obtained.The suggestive steps of the project put into action are also discussed in this paper.