Quality management system certification certificate environmental management system certification certificate
Certificate of occupational health and safety management system and certificate of high-tech enterprise.
International Energy Conservation and Environmental Protection (China) Innovative Technology Demonstration Project Certificate CCC Certification Certificate (power box, distribution box)
China Environmental Label Product Certification Certificate Credit Rating Certificate China Architectural Society Building Water Supply and Drainage Research Branch membership certificate
National Key New Product Certificate National Construction Science and Technology Achievement Promotion Certificate (ZWG)
National Certificate of Promotion of Scientific and Technological Achievements in Construction Industry (ZWX)
Beijing Construction Industry Integrity Enterprise was selected as the certificate of "201KLOC-0/National Rural Drinking Water Safety Engineering Materials and Equipment Product Information Annual Report"
China construction metal structure association Water Supply and Drainage Equipment Branch Water Supply and Hot Water Equipment Professional Committee membership certificate ZWG