Household and similar electrical appliances in daily life can effectively replace housework, improve the living environment and improve people’s material lives. Typically, refrigerator, fan, air-conditioner, washing machine, dryer, water heater, room heater, vacuum cleaner, skin and hair care appliance, electric iron, induction cooker, electric oven, microwave oven, range hood, heating liquid, electric rice cooker, blanket, kitchen machine, humidifier, air-cleaning appliance, dish-washer machine, etc. Nowadays household appliances have affected everyone's family life, bringing us convenience and comfort at the same time, security risks are also accompanied by around. Therefore, State administrations of market regulation have been implementing CCC certification management system for household and similar appliances, requiring that it must comply with the relevant requirements of national standards, in order to avoid possible hazard caused by users.