GB/T 5170.5-2016 "Electric and electronic products environmental test equipment inspection method, Part 5: humidity cabinet test equipment" stipulates the inspection requirements of humidity cabinet test equipment. The standard elaborates the inspection items, the use of instruments and requirements, the inspection load, inspection conditions, methods, result processing and cycles. Applicable to the inspection of GB/T 2423 series humidity cabinet test equipment, and can also be used for the inspection of similar test equipment. Through the standardized inspection of humidity cabinet test equipment, ensure its accuracy and Reliability in environmental testing. The standard refers to the relevant test methods and equipment performance confirmation requirements, providing comprehensive guidance for the quality control of humidity cabinet test equipment.