"Information system construction and service capability evaluation system" can be considered as "new integration qualification", which can replace the previous "computer information system integration and service qualification". "Information system construction and service" refers to the integration of separated equipment, functions and information into interconnected, unified and coordinated systems through structured integrated wiring systems and the use of computer network technology and software technology, as well as services that provide support for the normal operation of information systems, including information technology consultation, software development, data processing, and information system design, development, integrated implementation, operation maintenance and operation services. Certificate of information system construction and service ability, referred to as: CS!
Information system construction and service capabilities are divided into five grades, and the grades from low to high are CS 1 (primary), CS2 (basic), CS3 (good), CS4 (excellent) and CS5 (excellent).