China Testing & Certification International Group Co., Ltd. (CTC, Stock Code 603060) originated from the testing and certification business of China Building Materials Academy in the 1950s. After 70 years of unremitting efforts and persistent pursuit, the company has formed five business categories: detection and testing, certification and evaluation, testing instruments and intelligent manufacturing, measurement and calibration, scientific research and technical services, committed to providing customers with technical services and comprehensive solutions of detection and testing, certification and evaluation, appraisal, consultation, training, and instruments and equipment in fields of quality, environmental protection, green, safety, health, and energy conservation.

The Cement Inspection and Certification Institute can provide CNAS accreditation laboratory construction consulting services for enterprises and laboratories. A dedicated project leader is assigned to coordinate the organization and promotion of consulting services. Through laboratory investigation and based on CNAS accreditation criteria, a comprehensive and detailed assessment of the laboratory's personnel qualifications and equipment configuration status is conducted, with targeted optimization recommendations proposed accordingly. On this basis, the laboratory is provided with services including quality management system establishment, specialized training implementation, and assistance with proficiency testing. Continuous guidance is provided to the laboratory in conducting internal audits and management reviews to ensure the effective operation of the system. Assistance is also provided to the laboratory in standardizing the submission of CNAS accreditation application materials, guiding the laboratory to complete corrective actions for non-conformities identified during the assessment, until the laboratory successfully obtains the CNAS accreditation certificate.
Possesses multiple CNAS accreditation assessors with extensive accreditation experience, familiar with accreditation processes and requirements. At the same time, it has a number of senior industry experts who can provide customized training services to enterprises, helping them enhance theoretical knowledge of testing and improve personnel testing capabilities.
Through qualification maintenance and close contact established with CNAS, it can timely understand the latest accreditation policies and standard changes, providing laboratories with up-to-date information and guidance. This helps laboratories better understand and implement the accreditation process, reducing errors and omissions in the application process, thereby improving accreditation efficiency and success rates.
CTC Cement Inspection and Certification Institute (National Center for Quality Inspection and Testing of Cement) is the earliest cement testing laboratory in China to pass CNAS accreditation. It has also passed accreditation as a proficiency testing provider and as a reference material/reference sample producer. It is the cement laboratory with the most types of CNAS accreditation.
Successful enterprise service cases. Provided CNAS accreditation consulting for multiple enterprise laboratories, which successfully passed CNAS on-site assessments and obtained accreditation qualifications. Close contact is maintained thereafter, providing free follow-up services for enterprise qualification maintenance.
Customized services: Each laboratory has its unique needs and circumstances. Customized consulting services can be provided based on the actual situation of the laboratory, ensuring that the service content is highly matched with the laboratory's needs.
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