Management, construction, design, supervision and investment
 in civil projects as follows
Road and transportation: freeway, tunnel, bridge, technical structures
 railway metro, runway and civil parts of airport
Building: Mass construction in office, housing and commercial
complex buildings
Subway: Including tunnel, station and superstructure
Water: dam, pier and port, irrigation and drainage network
 marine structure, water channel and water utilities
Industry and mine: mining and mine operation
Equipment and installation: implementation of industrial facilities
Passive defense: technical structure and industrial facilities
Engineering services: management in research, design, construction and
 supervision service
Machinery: provision and preparation over haul maintenance and repairs