Abstract: This paper introduces the hardware configuration, structure, main control functions, and characteristics of the computer system of the Combined slab-billet Caster of TISCO. Keywords: Combined slab-billet caster, computer control 1. Overview The first domestically produced combined slab-billet caster produced qualified stainless steel in March 2003, laying the foundation for TISCO to achieve a stainless steel production capacity of 1 million tons as soon as possible. For details, please click: Computer Control System of Combined Slab-billet Caster