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About Us

About Us

Certificates, Patents, registered designs for utility models and brand names

Certificates

ISO 9001:2015

Patents

Hyperbaric Arc Welding
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China

Hong Kong

Brand names

Der Berufstaucher®

Hyperbaric Tunnel Construction and Diving (EU)®

Hyperbaric Tunnel Construction and Diving (CN)®


Class 9

Class 16

Class 41

OffshoreWind-InWater Service®

OffshoreWind-InWaterCleaning®

OffshoreWind-InWaterCoating®

OffshoreWind-InWaterCutting®