Home appliance is short for household appliances. Electrical appliances in a narrow sense refers to the load on the circuit and the equipment used to control, regulate or protect the circuit, motor, etc., such as speakers, switches, rhestors, fuses, etc. Electrical appliances in a broad sense refer to products that work by using a combination of electrical components, usually they use electricity as a source of energy. According to the definition and classification analysis of home appliance industry, foreign home appliances are usually divided into four categories: white home appliances, black home appliances, beige home appliances and emerging green home appliances. White goods refer to products that can replace people's housework, such as washing machines and refrigerators, or products that provide people with a higher quality of living environment, such as air conditioners and electric heaters. Black appliances are products that can provide entertainment, such as color TVS, stereos, game consoles, etc. Beige home appliances refer to computer information products; Green home appliances refer to products that can be used efficiently and save energy under the premise of qualified quality. Green home appliances do not cause harm to the human body and the surrounding environment in the use process, and can also be recycled after being discarded.