Cangzhou Vocational Skills Training Center, Cangzhou Household Appliances Cleaning Training School, etc. These institutions and schools provide professional home appliance cleaning skills training, including air conditioning cleaning, washing machine cleaning, refrigerator cleaning and other aspects. Students can improve their professional quality and employment competitiveness by learning and mastering the basic knowledge and skills of household appliances cleaning. Cleaning household appliances can effectively remove dirt and bacteria inside household appliances, prolong the service life of household appliances and improve efficiency and safety. With the improvement of people's living standard and the change of consumption concept, household appliance cleaning service has gradually become a new industry, providing new opportunities and choices for employment and entrepreneurship.