The measurement management system was certified in accordance with GB/T 19022-2003 / ISO 10012:2003 in March 2006. Its establishment and operation have achieved effective integration with the quality management system (IATF 16949), and the system successfully passed re-certification and renewal in November 2010, 2015 and 2020. Its scope covers the measuring equipment, measurement processes and supporting processes involved in energy management, process monitoring, quality inspection, operation management, environmental protection, safety monitoring and occupational health throughout the production processes of iron, steel and steel products.