CTI provides service certification services related to service certification. Huatest certification was established in 1993. It was approved by the China National Certification and Accreditation Administration (CNCA) and recognized by the China National Accreditation Service for Conformity Assessment (CNAS). It is the earliest tripartite certification in China mechanism. Through its own certification rules and models, China Test Certification evaluates the service capabilities of organizations with outstanding capabilities in service certification, and reports to the competent authority for announcement, and uses its own credibility to prove its service capabilities advantages for the organization.