Certificates

Our design, production capacity, marketing, and all the sections of our products can be tested by authoritative third party.

Management System Certificate

ISO9001 & ISO14001 Certificates

Test Report

All of our products can be inspected and tested by clients or the third party, like CCS, DNV, ABS, LR, BV, SGS and etc. Only part of the certificates is shown here. We guarantee that all products are delivered after strict inspection.

DNV certificate of dredging hose
LR certificate of dredging hose
BV certificate of dredging hose
SGS cerfificate of Nanjing Deers
dredging certification
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