Congratulations on the CMA qualification authorization obtained by Guozhi Technology,the Cert. No.: 202119015637

The abbreviation for China Metrology Certification is "CMA", and the full English name is China Inspection Body and Laboratory Mandatory Approval. It is a comprehensive certification and evaluation of the testing capabilities and reliability of testing institutions carried out by the metrological administrative department of the people's government at or above the provincial level in accordance with the provisions of the Metrology Law of the People's Republic of China. The object of this certification is all product quality supervision and inspection agencies that issue fair data to the society.