Any general construction business activity; all architectural design, civil engineering and construction management work; the execution of superstructure and substructure work, formwork, processing, design, planning and promotion of buildings as a client or general contractor. The promotion of real estate transactions; property management; the purchase, administration, holding and sale of built or to-be-built properties; the acquisition or establishment of other companies of the same kind; participation in other companies and enterprises; the exercise of all commercial, financial or other activities that are related to the purpose of the company. To achieve the company's purpose, the company may take out mortgage loans or simple loans.