Huaxin Instrument (Beijing) Co., Ltd. is a highly reputed organization dedicated to manufacturing pressure calibrator equipment with the highest quality. Our products have been used extensively in the industries of power chemical, petrol, metallurgy, and metering. For the participation of international competition after China entered into WTO, our company has been accredited with ISO9001:2000 international quality management system certification. Moreover, our main products have been approved with CE certificate.