Measuring instruments testing/calibration is to test/calibrate the measuring instruments of enterprises and institutions according to the requirements of verification regulations and calibration norms. The metrology and testing Branch, with its professional metrology and testing technical capabilities, provides technical basis for the quality management and quantity traceability of enterprises and institutions, helps enterprises in various industries to enhance their competitiveness and achieve the quality control of the product life cycle. Measurement and Testing Branch is the industry's leading third party measurement and testing calibration institution.