Downloads

Knowledge of  valves & Industrial Valve Design & Inspection Standards

Our Certificates

Simply show our certificate, please contact us if you need special requirements
Patent-certificate-BAVOLR
Patent certificate

A special wear-resistant ceramic ball valve

Certificate-of-scientific-technological-achievements
Certificate of appraisal of scientific and technological achievements

Corrosion-resistant chemical special ceramic ball valve

Special-equipment-certification-certificate
Special equipment type certification certificate

Pressure piping components

Certificate-manufacture-of-anti-corrosion-pipe
Certificate of manufacture of anti-corrosion pipe components