Construction, installation, repair and maintenance services, namely, building soundproofing, building insulating, repair of buildings, and demolition of buildings; construction information, namely, providing information in the field of construction; general construction contracting; stadium construction; overpass construction; park construction; factory construction; irrigation devices installation and repair; bridge construction; drilling of wells; rental of excavators; construction services, namely, grouting and construction of monuments; guardrail construction; heating and air conditioning apparatus installation; furniture varnishing; construction of dams and water storage facilities; construction of highways, streets and roads; road paving; paper hanging; carpentering; plastering; building of fair stalls and shops; waterproofing of basements; pier breakwater building; plumbing services; bricklaying; Water or oil well boring; rental of bulldozers; construction of scaffolding; building construction supervision; office building construction; commercial building construction; construction of water supply or drainage system; masonry; asphalt paving; arcade construction; apartment construction; construction of tenement houses; office construction; interior and exterior painting; canal and waterway construction; atomic reactor construction; construction services, namely, glazing; underwater construction services; electric appliance installation; custom and naval shipbuilding; construction of houses; roofing services and zinc mining extraction; subway construction; construction of warehouses; installation of windows and doors; steel structure construction, namely, construction of bridges and buildings; construction services, namely, building reinforcing; construction services, namely, constructing reinforced concrete buildings; railway construction; construction of condominiums; rental of cranes for construction purposes; rental of construction equipment; tunnel construction; development of land, namely, laying out communities; installation of communication network apparatus; construction of pipelines; installation of Environmental Hygienic Treatment Appliances; harbor construction; furniture restoration; repair of heating apparatus; leather repair; sign repair; repair of air conditioning apparatus; repair of mining machines and apparatus; repair of optical, photographic, cinematographic machines and apparatus; repair of traffic signals; repair of room heating equipment; freezing equipment repair; agricultural equipment repair; repair of machines and apparatus for agriculture and livestock; burglar alarm repair; repair of painting machines; repair of machines for the conversion of energy, namely, prime movers; repair of mechanical lighters; repair of lifts; rebuilding machines that have been worn or partially destroyed; rebuilding engines that have been worn or partially destroyed; repair of carpentry tools; repair of household appliances; repair of burners; repair of security locks; repair of boilers; repair of office machines and equipment; repair of ships; repair of textile machines and apparatus; repair of fire extinguishers; repair of hand-operated tools; underwater repairs; clock and watch repair; repair of machines and apparatus for food and drink processing; upholstery repair; repair of music instruments and phonographs; repair of spectacles and eyewear; repair of picture frames; parasol and umbrella repair; repair of fishing machines and instruments; repair of elevators; film projector repair; repair of toys and dolls; furnace repair; repair of sporting goods and mountain climbing equipment; repair of transportation machines and equipment; repair of glassware manufacturing machines and apparatus; repair of medical machines and apparatus; clothing repair; repair of beauty appliances; repair of laboratory apparatus and instruments; repair of printing or bookbinding machines and apparatus; motor vehicle repair; repair of mats; repair of locks; repair of bicycles; repair of diving machines and apparatus; repair of personal ornaments for wearing; repair of sewing machines; repair of electric or magnetic measuring and testing machines; repair of telecommunication machines and apparatus; repair of electric cables; repair of electronic machines and apparatus; telephone repair; repair of machines and apparatus for lumbering, woodworking, or veneer or plywood making; repair of leather manufacturing machines and apparatus; kitchenware repair; repair of gas station equipment; warehouse repair; repair of railway rolling stocks; firearm repair; repair of instruments and appliances for measuring and testing; knife sharpening; cabinet repair; computer hardware repair; vulcanization of tires, namely, repair of tires; repair of tire tubes; repair of machines and apparatus for civil engineering and construction; repair of vending machines; repair of machines and apparatus for pulp-making, paper making or paper-working; pump repair; repair of packing or wrapping machines and apparatus; repair of pneumatic or hydraulic machines and instruments; repair of windmills and water pumps; airplane repair; fire alarm repair; repair of machines and tools for power distribution or control; pumicing; re-tinning; tire repair, namely, re-treading of tires; rental of mining machines and apparatus; oil drilling; mining extraction; quarrying services; maintenance of computer hardware; shoe cleaning; chimney sweeping; rental of road sweeping machines; street cleaning; dry cleaning; linen ironing; boiler cleaning; vermin exterminating other than for agriculture; rat exterminating other than for agriculture; cleaning of interior of buildings; cleaning of exterior surface of buildings; cleaning of ships; car wash; rental of cleaning machines; laundering; sound proofing construction services, namely, noise prevention works; vehicle polishing; anti-rust treatment for vehicles; vehicle cleaning; pressing of clothing; window cleaning; cleaning of storage tanks; furniture maintenance; painting of signs; construction supervision; painting of traffic signals; strong-room maintenance; safe maintenance; installation and maintenance of machinery; freezing equipment installation; repair and maintenance of pipes, namely, detecting of water leakage; burglar alarm installation; riveting; burner maintenance; office machine and equipment installation and maintenance; maintenance of ships; lift or elevator installation; furniture upholstering; maintenance of film projectors; furnace installation; artificial snow-making services; motor vehicle maintenance; applying automobile decoration; repair and maintenance of electrical equipment, namely, interference suppression in electrical apparatus; telephone installation; kitchen equipment installation; vehicle maintenance; installation of curtains; computer hardware installation; pipeline maintenance; airplane maintenance; fire alarm installation and ship dismantling services