Scientific, nautical, surveying, weighing, measuring, signalling, checking, supervision apparatus and instruments relating to hydraulic engineering works, dredging technologies and land reclamation activities, namely, apparatus and instruments for the measuring and registration of the reaction of the environment on the activities of dredging, surveying instruments; apparatus for recording, transmission or reproduction of sound or images, namely, sonars and echosounders; computer software for analyzing sea-beds; computer software for providing measurement of soil, particularly apparatus and instruments for bottom research during the dredging process; artificial intelligence (A.I.) software to control the dredging operations; electric, electronic, computer, control and monitoring equipment for dredging installations and apparatus, namely, programmable electronic controllers and electronic apparatus for the remote control of industrial operations

Dredging and land reclamation; construction of harbours and underwater harbour construction; marine construction, namely, deepening and extension of ports and waterways; maintenance of dredging machines; maintenance and repair of dredging equipment and vessels; marine construction preparation and supervision service relating to dredging and land reclamation operations; sand wave dredging in open sea; construction services, namely, construction of and supervising of road, water and tunnel construction works; dredging, namely, foundation and embankment dredging works for barrage constructions; marine construction, namely, coast and bank construction of and strengthening construction works; construction, repair and installation of offshore structures, namely, decommissioning or rejuvenation of offshore structures; construction services, namely, trenching, backfilling and landfall construction for installation of pipelines; drilling of wells; construction supervision, namely, supervision of installation of hydraulic equipment; extraction of marine gravel and sand for the construction industry; construction services, namely, building of artificial islands and peninsulas; construction of water-retaining dykes

Rehabilitation, replenishment and nourishment of beaches in the field of coastal reinforcement in the nature of environmental remediation services, namely, treatment of soil and water; treatment of contaminated soil and sludge; oil well treatment in the nature of treatment of oil spills, namely, oil recovery; sanitation of grounds in the field of coastal reinforcement in the nature of environmental remediation services, namely, treatment of soil, waste and water

Scientific and technological services, namely, evaluating, reporting, survey and research in the fields of hydraulic engineering works, dredging technologies and land reclamation activities; scientific and technological researches in the field of environmental dredging; hydraulic engineering services, namely, evaluations, estimates, research, survey and reports relating to dredging and land reclamation activities; technical consultancy services in the field of environmental science, engineering services and design for others in the field of environmental engineering, namely, relating to dredging, land reclamation activities and auxiliary works; scientific research in the field of soil remediation and sludge treatment; research and development of computer programs and software in the field of dredging technologies and land reclamation activities