Our company's main business includes: Technical services, technology development, technology consultation, technology exchange, technology transfer, technology promotion; Metal structure manufacturing; Sales of metal structures; Metal product research and development; Metal material manufacturing; Metal material sales; Sports goods and equipment manufacturing; Sports goods and equipment wholesale; Hire sports equipment; Doors and Windows manufacturing processing; Doors and Windows sales; Metal doors and Windows construction; Furniture manufacturing; Furniture accessories production; Furniture sales; Sales of furniture parts; Furniture installation and maintenance services; Concrete component manufacturing; Concrete structure parts sales; Sales of building materials; Sales of building reinforcement products; Non-residential real estate leasing; Machinery and equipment leasing; Container leasing service; Business management; Information consulting services; Import and export of goods; Technology import and export; Sales agent; Domestic trade agencies.