Bolt Ventilation Regulation and Administration of Communications Plumbing Architectural Turned Product and Screw Scenic and Sightseeing Transportation Regulation and Administration of Communications International Plumbing Research and Development in the Physical Machine Shops; Turned Product; and Screw Ventilation Engineering Services Research and Development in the Physical Water

Gases Mains Nuts Engineering, auxiliary, average, loss, actuarial and salvage insurance services Cable Heating works Electricity, heating, solar and nuclear energy Drinking water Other services Cable, wire and related products Pipelines Electricity Pipeline, piping, pipes, casing, tubing and related items Cable TV Postal orders Heating, ventilation and air-conditioning installation work

Nuts Water Well engineering District heating Pipeline Case making services Water, sanitation and hygiene kits Water, sanitation and hygiene kit Water, sanitation and hygiene kits

Europe Western Europe

Non-Renewable Energy Supply Solar Photovoltaic PV Energy Engineering Postal and Courier Services Roads and Highways-Bridge Oil and Gas Printing and Publishing Services Cement and Asbestos Products Railways-Rail-Railroad Electricity Construction Energy-Power and Electrical Computer Hardwares and Consumables Steel Construction Materials