Development, design, testing and inspection of elevators
Manufacturing, installation and removal of elevators
Sales and sales intermediation of elevators
Maintenance, repair and modification of elevators
Monitoring and control of elevator, electrical, air-conditioning, plumbing and sanitary, crime prevention and disaster prevention equipment, as well as building management
Design, construction and management of buildings
Machinery and equipment installation work, building work, plumbing work, electrical work, telecommunications work, fire fighting facilities work, and others
22 types of business listed in the Article 2 of the Construction Industry Act
Security Business