To provide support for helping a conventional construction promoter (client) become a main constructor and achieve the desired quality at low cost by providing construction methods, know-how, and information, purchasing merchandise and materials, renting materials and equipment, and dispatching professional engineers, for all kinds of construction work and operations, such as construction, civil engineering, gardening, development of graveyard, facility work, painting and coating of cars, and installation of a security guard system.

For construction work and operation for construction, civil engineering, gardening, development of graveyard, facility work, painting and coating of cars, and installation of a security guard system, this support system provides construction methods, know-how and information, purchases merchandise and materials, rents materials and equipment, and dispatches professional engineers to help a conventional construction promoter (client) become a main constructor and achieve the desired quality at low cost.