Medical metrology laboratory is a professional laboratory subordinate to the metrological calibration division of Pony testing group. It is based on the metrological services of medical institutions in Beijing. It has strong medical device testing strength and is equipped with a large number of high-precision measurement standards. At present, the measurement standards of blood pressure meter (meter) verification device and semi-automatic biochemical analyzer verification device have been established. It can carry out the calibration of medical devices in the fields of time frequency, geometry, mechanics, heat, electromagnetics, optics, chemistry, ultrasound, ionizing radiation, etc. the laboratory has a professional technical team, and the engineers have rich practical operation experience and technical ability. With the rapid development of the integration of Beijing, Tianjin and Hebei, medical metrology laboratory is accelerating the improvement of its own measurement ability, further expanding the high-end metrological calibration projects related to medical devices, and providing professional metrological calibration services for customers.