Name: Lloyd's Register Quality Assurance
Certificate No: QAC0041143
Range: Manufacture and sales of stainless steel pipes
Reference: LRQA Shanghai

Name: DNV Approval of Manufacturer Certificate
Certificate No: No. AMM-2748
Range: Manufacture of Steel Tubes and Pipes
Reference: DNV

Name: Recognition for BV Mode II Survey Scheme
Certificate No: SMS.W.II/66004/A.0
Range: TUBE
Reference: MARINE DIVISION OF BUREAU VERITAS

Name: Approval Certificate for Materials as per BV Classification Rules
Certificate No: 19331/AO BV
Range: Seamless pipes and fittings
Reference: BUREAU VERITAS INTERNATIONAL REGISTER

Name: TUV CERTIFICATE FOR PRODUCT CONFORMITY
Certificate No: IS-SHA-202374
Range: Seamless Stainless Steel Tube
Reference: TUV SUD Industries Service GmbH

Name: TUV CERTIFICATE
Range: AD 2000-Merkblatt W0
Reference: TUV SUD Industries Service GmbH

Name: PED 97/23/EC
Certificate No: DGR-0036-QS-480-06
Range: Cold Drawn Seamless Austenitic Steel Tubes
Reference: PED-AQ-Certification-Body

Name: Germanischer Lloyd Approval of Material Manufacturers
Certificate No: WZ 1711 HH
Range: Austenitic stainless steel seamless pipes and tubes
Reference: Germanischer Lloyd

Name: Russian PCT
Certificate No: POCC CN.AE44.B49729
Range: Seamless Stainless Steel Pipe
Reference: Russian PCT

Name: ABS Certificate
Range: Seamless austenitic Stainless Pipe or equivalent
Reference: American Bureau of Shipping

Name: British Lloyd's Register
Range: Seamless pipes and tubes in austenitic stainless steel
Reference: British Lloyd's Register