Management System Certification is a standard about Quality Management regulated by International Organization for Standardization. It is a requirement that an organization should acquire to be internationally recognized due to its possession of capability to satisfy customers’ demands by constantly improving quality of products and service. In 2009, COMWEL achieved the International Standardization Organization’s certification(ISO 9001) in the first Social security Administration of South Korea, was re-certified in 2015. COMWEL will continue to constantly improve the quality management system.