It includes two parts: technology and service. The technology part mainly includes the function and performance of the hardware products of the front-end access part, transmission, service platform, terminals connected with the platform, etc;The service part mainly includes contract management, alarm reception and disposal process management, service quality indicators, system maintenance management, service assurance measures, confidentiality security management, etc. whether they meet the standards.According to the situation of the enterprise, after self-examination of the compliance of the standards, gradually upgrade and improve to ensure the compliance.