Hengzhun Testing, Calibration, and Maintenance Laboratory provides domestic clients with regular calibration services for the aforementioned verification systems and supporting equipment, as well as after-sales warranty and maintenance services, offering users traceable calibration certificates.

Hengzhun Testing offers third-party testing and verification services, including equipment validation services (such as sterilization and depyrogenation equipment like steam sterilizers, water bath sterilizers, dry heat sterilizers, sterilization tunnels, etc.; various process equipment like storage tanks, freeze dryers, stopper washers, filling/dosing machines, etc.; auxiliary equipment such as cold storage, refrigerated trucks, refrigerators, pressure cookers, drying ovens, incubators, stability test chambers, muffle furnaces, etc.); HVAC system validation services (e.g., HVAC systems including air handling units, air conditioning systems, cleanrooms, pass-through windows, laminar flow hoods, biological safety cabinets, clean benches); clean pipeline system validation services (including purified water, water for injection, clean steam, clean compressed air, and clean nitrogen systems).

Hengzhun Testing provides third-party testing and calibration services for sensors and transmitters such as temperature, humidity, and pressure; various instruments and meters in QC laboratories; QA testing and verification instruments; secondary instruments and various transmitters (including bimetallic thermometers, platinum resistance thermometers, glass thermometers, pressure gauges, differential pressure gauges, temperature controllers, particle counters, airborne microbial samplers, balances, thermohygrometers, temperature and humidity recorders, etc.).