A BRIEF REPORT IS GIVEN ON A COMPUTERIZED PRODUCTION CONTROL SYSTEM DEVELOPED FOR THE STRIP MILL AT THE KASHIMA METAL PLANT, JAPAN. THE SYSTEM FEATURES FULL APPLICATION OF THE ON-LINE CONTROL AND COMPUTERIZATION OF PLANNING AND EVALUATING FUNCTIONS. IT CONTRIBUTES ONLY TO THE CUSTOMER'S SERVICE BY IMPROVING AND STABILIZING THE QUALITY OF PRODUCTS AND SECURING QUICK DELIVERY, BUT ALSO TO COST REDUCTION THROUGH IMPROVED PRODUCTION YIELDS, HIGHER PRODUCTION EFFICIENCY AND MANPOWER SAVING.