Abstract: How to develop a more ideal General Plan Transportation Design CAD System(GPTD CAD System) which is suited for Metallurgical Industry is studied. The five contents will be discussed as the below:a) Determination of general target in Metallurgical Industry.b) General structure design of Metallurgical industry. c) Design idea of Metallurgical Industry.d) Soft ware developing tool. e) Useing AUTO CAD software to develop Metallurgical industry GPTD CAD system method.