- Construction and foundation process for building, drilling and blasting, the underground works.
- Trading and doing import and export business of mechanical products, materials, machinery and equipment, raw materials, fuel, construction materials, construction technologies.
- Investment in projects related to residence, urban zones, industrial zones, investment and technical infrastructure development business.
- Construction of irrigation, drainage works, hydropower and thermal power plants, post office.
- Supply and management of labours.
- Occupational education.
- Office leasing, management and operation of residence building.