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Construction, foundation and surface works for highways, roads Wells construction work Sewage work Supervision of project and documentation Heating works Construction work Electricity, heating, solar and nuclear energy Sewage, refuse, cleaning and environmental services Other services Goods used in construction Architectural, construction, engineering and inspection services Postal orders Heating, ventilation and air-conditioning installation work Dates

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Civil Works Building Environment and Pollution-Recycling Automobiles and Auto Parts Supply Postal and Courier Services Roads and Highways-Bridge Water and Sanitation Law and Legal Environmental Work Services Construction Energy-Power and Electrical Computer Hardwares and Consumables Steel Building Material Marine