
We offer turnkey design and manufacturing of surface-supplied and saturation diving systems—including DDC chambers, LARS, high-pressure gas panels, video and communication systems—in full compliance with IMCA, ABS, and HSE standards.
Our integrated process (design → fabrication → assembly → FAT/SAT testing) ensures that all equipment is reliable, easy to maintain, and customizable to meet specific project requirements.
We specialize in the design, fabrication, and integration of specialized diving systems, including Surface-Supplied Diving Systems and Saturation Diving Systems, serving offshore survey, installation, maintenance, and subsea repair operations.
Diving Control Panel
Comms & Video Rack
Launch and Recovery System (LARS)
Gas Filtration / Purification Units
HP/LP Gas Manifolds
Containerized or Skid-Mounted Systems
Deck Decompression Chamber (DDC) with Living Quarters
Transfer Under Pressure (TUP) System
Life Support Control System
Diving Bell
Backup, Alarm, and Safety Systems
Fully compliant with IMCA D024 / D023 / D018, ABS, DNV-GL, Lloyd’s Register
Equipment and materials meet CE, ASME, ISO industrial standards
Complete documentation package: technical drawings, fabrication records, operation manuals, and certifications
Technical consultation and custom design
In-house fabrication (as per approved drawings)
System assembly and integration (mechanical, electrical, pneumatic)
Function testing, pressure testing, and Factory Acceptance Test (FAT)
On-site installation support, Site Acceptance Test (SAT), and commissioning
Warranty service, scheduled maintenance, and system upgrades
Skilled engineering and offshore-experienced workforce
Modular design for ease of maintenance and transportation
Customizable to project-specific or budgetary requirements
Full support with factory certifications and inspection documents
STS aims to become one of the most trusted partners in Vietnam and the Southeast Asia region, providing comprehensive solutions in equipment, services, and technology for the Subsea, Diving, and ROV sectors.