Shenzhen Huazhong Aviation Technology Testing Co., Ltd., founded in 2003, has passed CMA certification, CNAS accreditation and metrological certification. It is a third-party calibration and testing institution and instrument calibration institution integrating technology research and development, instrument calibration and testing, instrument calibration, calibration of measuring instruments, issuance of calibration certificates, verification of measuring instruments, measurement calibration and testing, training and consulting. It is also a national high-tech enterprise. After 20 years of development, China Airlines has become a calibration agency company of national measurement brands

At present, Air China has set up 7 branches (Chengdu Subsidiary, Shandong Branch, Henan Branch, Hubei Branch and Shaanxi Branch, etc. ) throughout the country, built 10 laboratories, won more than 10 invention and software copyrights, and provided calibration services and calibration certificates for tens of thousands of enterprises at home and abroad, including Samsung, Huawei, China Railway Electrification Group, China Resources Group, Qilu Pharmaceutical, PetroChina, etc. The service network covers the whole country, The service quality was recognized by the customer

Adhering to the development concept of "measuring the world and making China with quality", Huazhong Airlines is committed to building a "quality China" and improving the overall quality level of the country