Repair or maintenance of cinematographic machines and apparatus; repair or maintenance of optical machines and instruments; repair or maintenance of photographic machines and apparatus; repair or maintenance of loading-unloading machines and apparatus; repair or maintenance of air-conditioning apparatus; burner maintenance or repair; repair or maintenance of boilers; pump repair or maintenance; repair or maintenance of freezing machines and apparatus; repair or maintenance of electronic machines and apparatus, namely, electrical appliances; repair or maintenance of telecommunication machines and apparatus; repair or maintenance of consumer electric appliances; repair or maintenance of electric lighting apparatus; repair or maintenance of measuring and testing machines and instruments; repair or maintenance of medical machines and apparatus; repair or maintenance of integrated circuits manufacturing machines and systems; repair or maintenance of semiconductor manufacturing machines and systems; repair or maintenance of packing or wrapping machines and apparatus; repair or maintenance of storage tanks; repair or maintenance of water purifying apparatus; furniture restoration; setup or repair of locks; repair or maintenance of gas water heaters; Repair or maintenance of non-electric cooking heaters, namely, gas stoves; repair or maintenance of cooking pots and pans; repair of sports equipment; repair or maintenance of bathtubs; repair of toilet stool units with a washing water; laundering; pressing of clothing; cleaning of building exterior surfaces; window cleaning; carpet and rug cleaning; floor polishing; septic tank cleaning; bathtub and bath boiler cleaning; storage tank cleaning; vermin exterminating; rental of construction machines and apparatus; check consultancy and information services relating to repair of roofing, namely, building inspection of roofing and providing repair information about roofs and roofing; check consultancy and information services relating to repair of houses, namely, building inspection of homes and providing repair information about homes; building construction supervision; installation of building insulating; installation of thermal insulating for buildings; building construction of fair stalls and shops; building sealing; installation maintenance and repair of computer hardware; rental of construction equipment; rental of equipments for construction; providing construction information; building damp-proofing; demolition of buildings; factory construction; heating equipment installation and repair; pipeline construction and maintenance; plastering; plumbing; rental of cranes for construction purposes; providing repair information relating to gas or electric cooking burners; providing repair information relating to boilers; providing repair information relating to pump repairs; providing repair information relating to freezing machines and apparatus; providing repair information relating to electronic machines and apparatus; providing repair information relating to telecommunication machines and apparatus; providing repair information relating to consumer electric appliances; providing repair information relating to electric lighting apparatus; Providing repair information relating to medical machines and apparatus; providing repair information relating to integrated circuits manufacturing machines and systems; providing repair information relating to semiconductor manufacturing machines and systems; providing repair information relating to packing or wrapping machines and apparatus; providing repair information relating to storage tanks; providing repair information relating to water purifying apparatus; providing repair information relating to furniture restoration; providing repair information relating to locks; providing repair information relating to gas water heaters; providing repair information relating to non-electric cooking heaters; providing repair information relating to cooking pots and pans; providing repair information relating to sports equipment; providing repair information relating to bathtubs; providing repair information relating to toilet stool units with a washing water; providing repair information relating to computer hardware; providing repair information relating to construction machines and apparatus; providing repair information relating to power distribution or control machines and apparatus; providing repair information relating to plastic processing machines and apparatus; providing repair information relating to water pollution control equipment

Providing meteorological information; architectural design; surveying; geological surveys or research; designing web pages on the Internet; computer software design; computer programming and maintenance of computer software; testing, inspection or research of pharmaceuticals, cosmetics or foodstuff; research on building construction or city planning; testing or research on prevention of pollution; testing or research on electricity; testing or research on civil engineering; rental of measuring apparatus; rental of computers; application service provider services, namely, hosting computer programs of others; Development, design or maintenance of computer software programs; architectural consultation; construction drafting; engineering; providing architectural design information; urban planning; design and development of computer hardware; consultancy in the field of computer hardware; engineering of communication network