Soil Preparation Power Electric Power Transmission Regulation and Administration of Communications Scenic and Sightseeing Transportation Regulation and Administration of Communications International Cyclic Crude Water

Gases Construction work for pipelines, communication and power lines, for highways, roads, airfields and ra... Plants Parts of heat pumps Hot water Control, safety, signalling and light equipment Construction, foundation and surface works for highways, roads Control, safety or signalling equipment for inland waterways Structural works Roof Bridge Control, safety or signalling equipment for parking facilities Command, control, communication systems Supports Foundation work for highways, roads, streets and footpaths Construction work for highways, roads Control, safety or signalling equipment for port installations Command, control, communication and computer systems Heat pumps Pressure-reducing, control, check or safety valves Drain Piping Control, safety or signalling equipment for roads Electrical, electromagnetic and mechanical treatment Pipeline, piping, pipes, casing, tubing and related items Control, safety or signalling equipment for airports

Ducts Drain Pumps Smoke detectors Water Condensate IP phones Refrigerant High school Water, sanitation and hygiene kits Water, sanitation and hygiene kit Water, sanitation and hygiene kits Suction pump, electrical

APEC Countries North America Northern America

Building Environment and Pollution-Recycling Automobiles and Auto Parts Supply Bridges and Tunnels Roads and Highways-Bridge Oil and Gas Printing and Publishing Cement and Asbestos Products Electricity Construction Energy-Power and Electrical Computer Hardwares and Consumables Steel Building Material Construction Materials Marine