General items for the production of electric heating food processing equipment: research and development of household appliances; manufacturing of household appliances; sales of household appliances; sales of household appliances spare parts; installation services of household appliances; manufacturing of refrigeration and air-conditioning equipment; sales of refrigeration and air-conditioning equipment; manufacturing of gas compression machinery; sales of gas compression machinery; sales of vending machines; integration of intelligent control systems; manufacturing of special equipment for commerce, catering, and services; sales of special equipment for commerce, catering, and services; sales of electric heating food processing equipment; mechanical equipment Research and development; sales of mechanical equipment; manufacturing of mechanical and electrical equipment; sales of mechanical and electrical equipment; manufacturing of special mechanical equipment for water resources; manufacturing of gas, liquid separation and purification equipment; sales of gas, liquid separation and purification equipment; manufacturing of pumps and vacuum equipment; sales of pumps and vacuum equipment; manufacturing of experimental analytical instruments; sales of experimental analytical instruments; manufacturing of electric motors; manufacturing of electric motors; manufacturing of power electronic components; manufacturing of integrated circuit chips and products; sales of integrated circuit chips and products; electronic products Sales; general equipment manufacturing (excluding special equipment manufacturing); import and export of goods; import and export agency; technology import and export; non-residential real estate leasing; property management; labor services (excluding labor dispatch); technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; motorcycle and parts research and development; motorcycle parts manufacturing; motorcycle and parts retail; motorcycles and parts wholesale; bicycle manufacturing; bicycle and parts wholesale; assistive bicycles , Scooter and spare parts sales; Bicycle and spare parts retail; Moped manufacturing; Battery manufacturing; Battery sales; Metal products R&D; Metal products sales; Mold manufacturing; Mold sales; Construction and decoration material sales; Daily necessities sales; Clothing and apparel retail; Office supplies sales; Computer and office equipment repair; Smart vehicle equipment manufacturing; Smart vehicle equipment sales; Auto parts R&D; Auto parts and accessories manufacturing; Mechanical parts, spare parts sales; Outdoor supplies sales