Furniture manufacturing; Furniture sales; Furniture spare parts production; Furniture spare parts sales; Furniture installation and maintenance services; Sales of household appliances; Home appliance installation services; Hardware product research and development; Retail of hardware products; Sales of building decoration materials; Manufacturing and processing of doors and windows; Sales of doors and windows; Home goods sales; Sales of daily necessities; Floor sales; Foreign contracted projects; Sales of IoT devices; Internet of Things technology services; Import and export of goods; Technology import and export