Holdings Business License Original Class-A design qualification of building curtain wall engineering National high-tech enterprise certification Membership Certificate of China Building Decoration Association Director Unit of Shenzhen Architectural Curtain Wall Society Grade I construction qualification of building curtain wall engineering ISO14001 Dual Environmental Management System Certification SGS certificate Safety Production License ISO14001 Dual Environmental Management System Certification CE certificate ISO9001 Quality Management System Certification ISO45001 Dual Occupational Health and Safety Management System Certification Trademark Registration Certificate ISO9001 Quality Management System Certification ISO45001 Dual Occupational Health and Safety Management System Certification Exterior Design - Building Curtain Wall Decorative Plate (carved three-dimensional aluminum plate) Exterior Design - Building Curtain Wall Decoration (Hexagonal Mosaic 2) Exterior Design - Building Curtain Wall Decoration (Hexagonal Mosaic 1) Exterior Design - Building Curtain Wall Decorative Plate (Four-dimensional Star Aluminum Plate) Exterior Design - Building Curtain Wall Decorative Plate (Rhombus can open styling aluminum plate) Exterior Design - Building Curtain Wall Decoration (Hexagonal Mosaic 3) Automatic CNC machining center control system V1.0 Curtain wall blanking design system V1.0 Automatic Face Warping Machine Control System V1.0 Curtain Wall Pressure Calculation System V1.0 Rectangular cell plate bulk cutting assembly drawing software V1.0 Curtain Wall Door and Window System Structure Optimization System V1.0 Colorimeter Analysis System V1.0 Automatic Spraying Experiment Control System V1.0