ISO 9001 Quality Management System Certification
Concrete surface coating construction composition and concrete surface coating construction method using it (Patent No. 10-2089550)
Soil solidifying agent composition and a construction method having a soil pavement and scattering dust prevention function using it (Patent No. 10-2120599)
Eco-friendly river water-repellent method using natural soil and soil solidification agent, floor surface pavement method, and structure manufacturing method (Patent No. 10-2148423)
Operation of production at Yeoncheon plant in Gyeonggi Province
Research departments and venture companies certification