Research and development, engineering, design, procurement, construction, commissioning & operation, maintenance, construction management, consulting and services of civil engineering works (railway & high-speed railway, subway, bridges, expressway & road, tunnel, port, underground storage, electric power outlets, rivers & dams, site development, urban development), construction works (house and building), industrial facilities construction (power generation equipment, general industrial equipment, environmental equipment, factory automation equipment, electric power transmission and substation equipment, oil and gas facility, chemical equipment, petrochemical industrial equipment), firefighting facility works, electrical works, information and communication works, dredging, reclamation, landscaping and steel structural works.