The performance testing system automatically measures parameters such as safety performance, product performance and electrical performance during operation of home appliances. It conducts data acquisition, judgment, storage, statistical query and other functions to realize quality control in home appliance production. The system supports online connection with the line control system to automatically route defective units to the rework line. It can generate analysis curves and charts for temperature parameters, input electric power parameters and time, as well as ambient temperature. It enables complete quality record keeping, multi-indicator performance testing, automatic statistical reporting, online control and power supply control for home appliances on the testing line.