[ Construction for earth work; ] Construction services; [ Plumbing services; Installation of power supply systems, safety instrumented systems and analyzer systems; Construction of tanks; Welding work; ] Construction consultancy; Construction of chemical plants; Construction of petrochemical plants; Construction of petroleum plants; Construction of gas plants; Construction of utility facilities plants; Construction of environmental protection facilities; Construction of storage and transportation facilities; Construction of electric power plants; Construction of telecommunication plants; Construction of iron and steel manufacturing plants; Construction of machinery manufacturing plants; Construction of processing and assembly plants; Construction of food plants; Construction of pharmaceutical manufacturing plants; Construction of automobile plants; Maintenance of energy facilities; Repair or maintenance of chemical plants; Maintenance of petrochemical plants; Maintenance of petroleum plants; Maintenance of gas plants; Maintenance of utility facilities plants; Maintenance of environmental protection facilities; Maintenance of storage and transportation facilities; Repair or maintenance of storage tanks; Maintenance of machinery manufacturing plants; Maintenance of processing and assembly plants; Maintenance of food plants; Maintenance of pharmaceutical manufacturing plants; Maintenance of automobile plants; Repair or maintenance of nuclear electric power plants; [ Repair or maintenance of machine elements; Repair or maintenance of air-conditioning apparatus; Repair or maintenance of burners; Repair or maintenance of boilers; Repair or maintenance of industrial furnaces; Repair or maintenance of pumps; Repair or maintenance of freezing machines and apparatus; Repair or maintenance of sewage treatment facilities; Repair or maintenance of water pollution control equipment; Repair or maintenance of water purifying; Repair or maintenance of gasoline station equipment; Repair or maintenance of construction machines and apparatus; Rental of construction machines and apparatus; Repair or maintenance of electronic machines and apparatus; Repair or maintenance of apparatus for collecting information; Repair or maintenance of electronic monitoring apparatus; Repair or maintenance of continuous measuring apparatus for environmental pollution gas; Repair or maintenance of laboratory apparatus and instruments; Repair or maintenance of waste compacting machines and apparatus; Repair or maintenance of waste crushing machines and apparatus; Repair or maintenance of telecommunication machines and apparatus; Repair or maintenance of electric power distribution or control machines and apparatus; Repair or maintenance of electric power generators; Repair or maintenance of electric motors; Repair or maintenance of measuring and testing machines and instruments; Repair or maintenance of medical machines and apparatus; Repair or maintenance of chemical processing machines and apparatus; Repair or maintenance of machines and apparatus for pulp-making, papermaking or paper-working; Repair or maintenance of plastic processing machines and apparatus; Repair or maintenance of packing or wrapping machines and apparatus; Repair or maintenance of rubber-goods manufacturing machines and apparatus; Repair or maintenance of machines and apparatus for processing foods or beverages; Repair or maintenance glassware manufacturing machines and apparatus; Repair or maintenance of metalworking machines and tools; Repair or maintenance of mining machines and apparatus; Repair or maintenance of textile machines and apparatus; Repair or maintenance of painting machines and apparatus; Shipbuilding; Repair or maintenance of vessels; Repair or maintenance of aircrafts; Providing information relating to general building construction works via computer networks; Providing information relating to electrical works via computer networks; Providing information relating to telecommunication wiring via computer networks; Providing information relating to repair or maintenance of electronic machines and apparatus via computer networks; Providing information relating to repair or maintenance of general civil engineering works via computer networks; Providing information relating to repair or maintenance of consumer electric appliances via computer networks; Providing technical information about civil engineering design and construction design ]

Engineering service; Engineering on chemical plants; Engineering on petrochemical plants; Engineering on petroleum plants; Engineering on gas plants; Engineering on facilities and systems for environmental and sanitation; Engineering on facilities and systems for storage and transportation; Engineering on electric power plants; Engineering on telecommunication plants; Engineering on iron and steel manufacturing plants; Engineering on machinery manufacturing plants; Engineering on food plants; Planning, designing, engineering or consulting on pharmaceutical manufacturing plants; Designing of chemical plants; Designing of petrochemical plants; Designing of petroleum plants; Designing of gas plants; Designing of utility facilities plants; Designing of facilities and systems for environmental protection; Designing of facilities and systems for storage and transportation; Designing of electric power plants; Designing of telecommunication plants; Designing of iron and steel manufacturing plants; Designing of machinery manufacturing plants; Designing of processing and assembly plants; Designing of food plants; Designing of automobile plants; Designing of architectures; Providing information relating to designing of architectures; Research and development of chemical and fine chemical technology; Research and development of technology for energy facilities; Research and development of technology for coal, nuclear or alternative energy; Research and development of technology for utility facilities; Research and development of technology for environmental protection; Research and development of technology for prevention of pollution; Research and development of technology for storage and transportation facilities; Research and development of processing and assembly technology; Research and development of machinery manufacturing technology; Research and development of information processing technology; Research and development of technology for new materials and functional materials; Research and development of food technology; Research and development of pharmaceutical manufacturing technology; Research and development of biotechnology; Environmental assessment; [ Providing information relating to chemistry; Providing information relating to research of the prevention of pollution, disasters and accidents; Providing information relating to testing or research of prevention of pollution; Providing technical information relating to sciences such as biology, physics, chemistry, and medical science; Providing technical information relating to engineering such as electrical engineering and electronic engineering; Providing information relating to research of building construction or city planning; Providing technical information relating to optical apparatus and instruments; Providing information relating to testing or research of prevention of pollution via internet; Providing information relating to testing, inspection or research of pharmaceuticals, cosmetics or foodstuff via internet; Providing information relating to testing, inspection or research of pharmaceuticals, cosmetics or foodstuff; Providing information relating to research of medical treatment and pharmaceuticals; Providing information relating to testing or research of machines, apparatus and instruments; Testing or research on chemistry; Testing or research on prevention of pollution; Testing or research on civil engineering; Research on building construction or city planning; Testing or research on machines, apparatus and instruments; Testing or research on electricity; Testing, inspection or research of pharmaceuticals, cosmetics or foodstuff; ] Computer software design, computer programming, and maintenance of computer software via communications networks; Design, programming, and maintenance of computer network systems; [ Providing temporary use of non-downloadable computer communication software for management of electronic payment systems, and information processing using such computer communication software; Maintenance of computer communication software for management of electronic payment systems; ] Other computer software design, computer programming, or maintenance of computer software; [ Providing information relating to computer programming or design of network system by using communications via computers; Providing information relating to computer software design, computer programming, or maintenance of computer software; ] Consultancy relating to design, programming, configuration, installation, functional enhancement, expansion, or maintenance of computer software; Consultancy relating to design, programming, configuration, operation, functional enhancement, expansion, or mainetnance of computer network systems; [ Analysis, testing, research, and report of water supply and sewage processing, and provision of information relating thereto; Providing information relating to architectural design for installation of gas equipment and appliances; Providing information relating to prospecting and analysis of oil and natural gas; Technological advice relating to performance, operation of machines including computers and automobiles that require high levels of personal knowledge, skill or experience of the operators to meet the required accuracy in operating them; Consultancy relating to usage and operation of electrical equipment based on investigation and analysis of electric power consumption data collected via the computer communications networks; Consultancy relating to usage and operation of electrical equipment based on investigation and analysis of electric power consumption data collected via the computer communications networks for calculating CO2 reduction and equivalent crude oil reduction; ] [ Providing non-downloadable computer software used for calculation, analysis, or display of electric power consumption, CO2 reduction, and equivalent crude oil reduction; ] [ Providing computer programs (non-downloadable) for use with process design in the field of oil, petrochemical, alternative energy, and renewable energy;] [ Surveying; Geological surveys or research; Providing information relating to geologic surveys or research; ] Testing quality of plants' performance, testing of plants' safety systems