The commonly used management system certification includes ISO9001 quality management system certification, ISO14001 environmental quality management system certification, iso45001 occupational health and safety management system certification, SA8000 social responsibility management system certification and so on. Its main role is to find a third-party certification body to supervise the management of enterprises, help enterprises to improve product quality, and improve the brand image of enterprises in the public mind. In the competitive market, system certification is one of the effective measures for small and medium-sized enterprises to enhance their competitiveness.