We provide a full range of verification instruments of air conditioning system and air purification equipment and others. We are in the domestic leading level in some of product technology. We always take the urgent needs of customers as the research and development direction of the products, constantly innovate and continuously optimize our products, so that can provide better solutions to the actual needs of their field. At present, for air test instruments, we provide these products including aerosol photometer / aerosol generator / dust particle counter / particle counter monitoring system / liquid particle counter/ microbial air sampler / aerosol dilutor / airflow test (DI Water generator) / smoke generator / dust generator / Steam Quality Test Kit/Steam Sampling/hydrogen peroxide generator VHP / Thermal Validation & Environmental Monitoring /Anometer,pressure meter,noise meter and other clean room instruments / glove leak detector / aseptic isolator / biosafety cabinet.