General equipment manufacturing (excluding special equipment manufacturing); general parts manufacturing; sanitary ware manufacturing; hardware product manufacturing; washing machinery manufacturing; rubber product manufacturing; electric motor manufacturing; motor manufacturing; power facilities and equipment manufacturing; electronic component manufacturing; electrical auxiliary parts manufacturing; fans and fans manufacturing; service consumption robot manufacturing; environmental protection special purpose Equipment manufacturing; mechanical and electrical equipment manufacturing; special equipment manufacturing (excluding licensed professional equipment manufacturing); basic chemical raw material manufacturing (excluding hazardous chemicals and other licensed chemicals); household products manufacturing; household appliance manufacturing; home textile manufacturing; metal signage manufacturing for transportation and public administration; metal packaging containers and materials manufacturing; Manufacturing of metal tools; manufacturing of metal daily necessities; manufacturing of maternal and infant products; manufacturing of distribution switch control equipment; manufacturing of daily chemical products; manufacturing of daily sundries; manufacturing of plastic packaging boxes and containers; manufacturing of plastic products; manufacturing of special chemical products (excluding hazardous chemicals); manufacturing of knitted or crocheted fabrics and their products; wholesale of kitchenware, sanitary ware, and daily sundries Wholesale of daily necessities; sales of electrical equipment; sales of power electronic components; sales of electrical machinery and equipment; sales of electrical accessories; sales of blowers and fans; sales of consumer service robots; sales of personal hygiene products; sales of chemical products (excluding licensed chemical products); sales of special equipment for environmental protection; sales of mechanical parts and components; sales of household products ; Sales of furniture spare parts; Sales of household appliance spare parts; Sales of household appliances; Sales of signs for transportation and public administration; Sales of metal tools; Sales of labor protection products; Sales of maternal and infant products; Sales of distribution switch control equipment; Sales of leather products; Sales of daily necessities; Sales of daily chemical products; Sales of daily necessities; Sales of daily miscellaneous goods; Plastics Sales of products; sales of sanitary ware; sales of sanitary products and disposable medical supplies; sales of washing machinery; sales of rubber products; sales of special chemical products (excluding hazardous chemicals); sales of disinfectants (excluding hazardous chemicals); sales of knitted textiles; Internet sales (except for goods that require a license); retail of kitchenware, sanitary ware, and daily necessities; electronics Retail of sub-components; retail of cosmetics; retail of daily household appliances; retail of hardware products; research and development of kitchenware, sanitary ware and daily sundries; research and development of motors and control systems; production of chemical products (excluding licensed chemical products); investment activities with own funds; non-residential real estate leasing; corporate management consulting; property management; information technology consulting services; household appliances R&D of equipment; processing of mechanical parts and components; production of labor protection products; R&D of distribution switch control equipment; repair of daily products; repair of daily electrical appliances; R&D of sanitary ware; R&D of hardware products; sales of food detergents; cosmetics production; production of disinfectants (excluding hazardous chemicals); import and export of goods; import and export of technology; production of food detergents