37
Installation of seawater desalination plants; repair of
seawater desalination plants; repair and maintenance of
seawater desalination plants; installation and repair of
water filtering apparatus; repair and maintenance of water
purification apparatus; repair or maintenance of water
purification apparatus; construction engineering services;
repair of buildings; demolition work on buildings; factory
construction; installation and repair of irrigation devices;
construction of bridges; construction of dams and water
storage facilities; construction of roads; road paving;
construction of building for office; construction of sewers
and water supply systems; installation of electric
installations; construction of houses; construction of
telecommunications apparatus; construction of waste disposal
facilities; construction of environmental basic facilities;
construction of water treatment facilities; construction
supervision; construction of sewage treatment facilities;
park construction; plumbing; reinforced concrete work;
washing of machine installations; cleaning of heating and
cooling machines and apparatus; rustproofing; building rust
removing; cleaning of water tanks; disinfecting; cleaning of
industrial premises; storage tank cleaning; boiler cleaning;
cleaning of gullies; repair of plumbing systems; waste
disposal for others [cleaning service]; installation of air
pollution control facilities; construction of new
regeneration energy materials; construction of new
regeneration energy factory; construction of new
regeneration energy factory, including sunlight generation
or wind power; maintenance of facilities; construction of
machine installations; management of public water supply or
drainage system for others; construction of civil
engineering works; management of measuring apparatus for
others; management of personal sewage treatment facilities;
construction of recycled PET facilities; maintenance of
recycled PET facilities; construction of solid refuse fuel
manufacturing plant; maintenance of solid refuse fuel
manufacturing plant; construction of power plants;
maintenance of power plants; maintenance of water quality
management facility; maintenance of new regeneration energy
factory; construction of heat supplying facilities;
maintenance of heat supplying facilities; maintenance of
ordinary industrial wastes treatment facilities (burying);
construction of ordinary industrial wastes treatment
facilities (burying); maintenance of designated industrial
wastes treatment facilities (burying); construction of
designated industrial wastes treatment facilities (burying);
maintenance of sewer facilities; engineering of
environmental basic facilities; management, operation,
commissioning and repair of sewage treatment facilities;
construction of water pollution control facilities;
construction of environmental pollution control facilities;
construction of energy-saving power plants; maintenance of
energy-saving power plants
39
Trash collection for others; waste collection
40
Desalination of water; purification of gases; air
purification and deodorizing; rental of air purification
apparatus; air freshening; air purification; air
deodorizing; purification of industrial waste water; waste
water treatment services for industrial purposes; treatment
of marine waste; purification of exhaust gases and smoke;
rental of septic tanks; human waste treatment; industrial
toxic waste disposal; incineration of industrial waste;
treatment of high concentration organic wastewater; water
treatment for preventing pollution; rental of water
purifying apparatus; sludge treatment services;
bioremediation services; incineration of waste; sorting of
waste and recyclable material; destruction of waste; waste
treatment; decontamination of hazardous materials; treatment
of hazardous gases; treatment of hazardous substances;
destruction of food waste; treatment of waste and harmful
substances; waste water reprocessing; treatment of waste
water; services for the treatment of sewage; treatment of
waste materials relating to environmental pollution control;
rental of water purifying apparatus for industrial purposes;
rental and providing information relating to water purifying
apparatus; treatment of contaminated soil; soil, waste or
water treatment services [environmental remediation
services]; soil treatment services [environmental
remediation services]; treatment of industrial waste; waste
processing; treatment of environmental waste; water
purification services; water treatment and purification;
providing information relating to water treating services;
water treating; rental of water treatment equipment; water
recycling and desalination services; water demineralization;
recycling of water; recycling of hazardous substances;
recycling of chemicals; conversion of waste energy into
electricity [energy recycling services]; generation of
electricity; food and drink preservation; processing of
chemical preparations for stabilizing soil; processing of
plastics; treatment of harmful chemical substance
42
Testing services relating to air purification; testing or
research services relating to anti-pollution; surveys of
atmosphere; environmental testing of exhaust emissions;
survey and research of industrial waste; surveys of water
quality; testing and research services in the field of
preventing pollution; conducting sampling and analysis
services to check for contamination; groundwater pollution
surveys; soil pollution surveys; research relating to
environmental protection; research in the field of
environmental protection; environmental impact surveys;
water quality control services; measuring and analysis of
water quality; measuring and analysis of water pollution;
environmental engineering research relating to water
analysis; environmental engineering research relating to
water treatment; research and development agency of water
quality; water quality evaluation; environmental monitoring
of waste treatment areas; locating and marking the placement
of underground utility pipes, cables or wires; technology
services on plant construction; technology services relating
to electronic and communication equipment; measuring of
atmosphere for others; public surveying; professional design
of power facilities; air pollution materials measuring and
analysis
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