Excavation and leveling works, planning of site works, concreting and
curing, masonry, sanitary and plumbing works, electric mechanical
installations, plastering and painting, false ceiling and interior decorations,
doors and windows, carpentry and joinery, damp proofing and heat insulation,
miniature representation and final presentation systems, hot water supply
systems, service ducts, drainage, fire protections, design and installation of
wet risers, dry risers and sprinklers, mechanical services, lifts and
escalators.