Licensed project: Installation and maintenance of gas combustion appliances (projects that require approval according to law can only be carried out after being approved by relevant departments, and specific business projects shall be subject to the approval results). General project: research and development of kitchen utensils, sanitary ware, and daily necessities; Furniture manufacturing; Household goods manufacturing; Manufacturing of sanitary ware; Sales of sanitary ware; Research and development of sanitary ware; Sales of metal products; Furniture spare parts production; Furniture parts sales; Research and development of metal products; Retail of hardware products; Wholesale of hardware products; Manufacturing of household appliances; Sales of household appliances; Sales of household appliance parts and accessories; Research and development of household appliances; Information consulting services (excluding licensed information consulting services); Conference and exhibition services; Import and export agency; Sales agent; Import and export of goods; Manufacturing of non electric household appliances; Sales of non electric household appliances; Production of gas appliances; Hardware product manufacturing; Wholesale of kitchen utensils, sanitary ware, and daily necessities (except for projects that require approval in accordance with the law, business activities shall be carried out independently with the business license in accordance with the law).