Zhejiang Province Pump and Valve Industry Association

Zhejiang Province Pump and Valve Industry Association

China City Gas Association

China City Gas Association

Honorary Certificate [Quality-Oriented and Honest Unit]

Honorary Certificate [Quality-Oriented and Honest Unit]

China Architectural Metal Structure Association Drainage Equipment Branch

China Architectural Metal Structure Association Drainage Equipment Branch

Member of the China Association for Building Metal Structures

Member of the China Association for Building Metal Structures

Recommended Products Certificate for Engineering Construction

Recommended Products Certificate for Engineering Construction

China Welding Society Membership Certificate

China Welding Society Membership Certificate

Safety Production Standardization Certificate

Safety Production Standardization Certificate

China City Gas Association

China City Gas Association

9225790

9225790

8906243

8906243

7155047

7155047

7155047

7155047

6620738

6620738

6620738

6620738

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