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ISO 9001
Flanges, Fittings
& Pipes
ISO 14001 OHSAS 18001    
ISO 9001 ISO 14001 OHSAS 18001   Back to top

PED & AD2000-W0

PED & AD2000-W0       Back to top

SA 8000

SA 8000       Back to top

Forging Facility and Process Approved by American Bureau of Shipping

Forging Facility and Process Approval       Back to top

BV Certificate

Certificate of BV     Back to top

DNV GL Certificate

DNV GL     Back to top

China Classification Society

Forging Pipe Fitting     Back to top

American Petroleum Institute Quality Management System

API API     Back to top


CRC       Back to top

Ecopetro Columbia

Ecopetro Columbia       Back to top

Ancap Uruguay

Ancap Uruguay       Back to top


CRN Flanges CRN Fittings      
CRN B16.5 CRN B16.9     Back to top

Norsok Standards by Norwegian petroleum industry

Norsok standards       Back to top

China National Nuclear Corporation
Qualified Supplier Cetificate

China National Nuclear Corporation       Back to top

Manufacture License of Special Equipment
People's Republic of China

China Mfg. License China Mfg. License       Back to top

Certificate of Patents
People's Republic of China

Certificate of Patents     Back to top

Certificates approved by Kuwait oil company

Certificates approved by Kuwait oil company Certificates approved by Kuwait oil company     Back to top
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© 2015, 2017 Luda Development Limited. All Rights Reserved.
Head quarter: Unit H, 3/F, Kaiser Estate Phase 2, 47-53 Man Yue Street, Hung Hom, Kowloon, Hong Kong.
TEL: (852) 2994-8774   FAX: (852) 2774-3493   E-mail: