Quality management system certification
Environmental Management System Certification Certificate
Occupational Health and Safety Management System Certification
Energy Management System Certificate
Measurement Management System Certification Certificate
Special Equipment Manufacturing License
After-Sales Service Maturity: Ten-Star Service Certification
Seven-Star Certificate for the Completeness of After-Sales Service
Five-Star Certificate for After-Sales Service Capability Certification
Laboratory Accreditation Certificate
Health permit approval
National Standard Co-Editor Certificate for Buried Gas Polyethylene Piping Materials
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Address
Room 311, No.1, Dongwu Road, Development Zone, Dongying City, Shandong Province
Chongqing Dazu District High-tech Development Industrial Park
No. 789, Bohai 24 Road, Binzhou City, Shandong Province