Based on production planning method of Jinzhou Petro-Chemincal Company,this thesis combines the method of input-output analysis with linear programming organically according to the basic characteristics of Jinzhou Petro-Chemical Company and provides a new method for production planning in this company。Appling for liner program method to build mathematical model to solve problem of the productive process, such as, mixing refining crude oil and product optimization. On the side of processing raw material, to ...