COMPREHENSIVE MARINE SERVICES IN VIETNAM – HMS HAIPHONG MARINE SERVICES

HMS – Haiphong Marine Services is a Vietnam-based provider of marine services and ship repair, delivering a complete range of technical solutions such as vessel maintenance, marine supplies, dry dock support, and underwater operations.

Operating across all major ports and anchorages in Vietnam, HMS applies class-compliant procedures and certified engineering practices to support cargo ships, tankers, offshore units, and specialized vessels. Our scope covers inspection, repair, supply, and maintenance activities designed to maintain operational safety and efficiency.

Below is an overview of our core services and technical capabilities

About HMS – Haiphong Marine Services

HMS – Haiphong Marine Services Co., Ltd is a leading provider of marine engineering and ship repair services in Vietnam. We deliver comprehensive technical solutions, including dry dock services in Vietnam, underwater inspection and repair, vessel maintenance, and marine supply solutions.
With a team of skilled and class-certified engineers, HMS ensures reliable service quality, on-time execution, and competitive pricing for both local and international clients.
Customer trust and satisfaction remain the foundation of our long-term growth.

Learn more about HMS’s background and technical expertise in marine services in Vietnam

Marine Repair Services in Vietnam

At HMS – Haiphong Marine Services, all ship service activities are carried out under a clear framework that covers inspection, preparation, execution, and verification. Each stage follows IMO guidelines and requirements from class societies such as DNV, ABS, and NK, ensuring that every solution meets international maritime standards.

HMS applies a flexible approach to vessel projects, recognizing that each ship has unique operating conditions. Our marine services in Vietnam integrate structural, mechanical, electrical, and electronic scopes to maintain safe and efficient vessel performance.

HMS provides a wide range of ship repair services, including:

• Steel and Structural Works: Fabrication and hull reinforcement, renewal of corroded plates, welding of deck sections, and application of protective coatings.
• Deck and Mooring Systems: Repair and maintenance of windlass units, mooring equipment, anchors, and non-skid flooring. Works cover welding of gratings, stanchions, and railings, as well as alignment and repair of container cell guides for safe cargo handling.
• Access and Safety Equipment: Inspection, maintenance, and repair of gangways, accommodation ladders, lifeboat and rescue boat davits, ensuring safe crew access and compliance with SOLAS requirements.
• Engine and Machinery Systems: Overhaul and reconditioning of main and auxiliary engines, inspection of pistons, cylinder liners, governors, pumps, compressors, and hydraulic units.
• Electrical and Automation Systems: Rewinding and testing of electric motors, fault tracing in control circuits, maintenance of switchboards, and adjustment of automated monitoring systems. Rewinding Electric Motor in Vietnam.
• Pipeline and Fluid Transfer Systems: Renewal of ballast, bilge, fuel, and freshwater lines; installation of new hoses; testing of pipelines under pressure or vacuum.
• Propulsion and Auxiliary Equipment: Balancing and servicing of turbochargers, shaft alignment, inspections of propulsion control units.
• Navigation and Communication Equipment: Calibration and adjustment of radar, magnetic compasses, VHF/MF/HF radios, GMDSS units, VDR/SVDR, and other navigational aids to meet class survey requirements.
• Ultrasonic Hatch Cover Testing: Class-approved ultrasonic testing to verify watertight integrity of hatch covers. Detects air and water leaks, preventing cargo damage during voyage and ensuring compliance with IACS and P&I Club standards.
• Inspection and Certification Services: Comprehensive inspection of hull, machinery, and safety systems for class and statutory certification. HMS coordinates directly with classification societies (VR, ABS, DNV, LR, NK) and issues technical reports supporting survey approval and documentation compliance.

Hull and engine repair works by HMS Haiphong Marine Services in Vietnam

Discover comprehensive ship repair and maintenance solutions across Vietnamese ports. See more details here.

Drydock Services in Vietnam

HMS provides dry dock services in Vietnam as a core extension of our ship repair and maintenance capabilities. While routine work can be carried out alongside or during voyage, many critical repairs and overhauls require controlled conditions in a dry dock facility. To support shipowners, HMS collaborates with multiple class-approved docks in Hai Phong, Quang Ninh, Da Nang, and southern Vietnam, ensuring capacity to accommodate vessels of different sizes, from cargo carriers and tankers to offshore units.

Each dry-docking project is executed under strict technical supervision, covering essential scopes such as

• Hull cleaning and inspection.
• Anti-fouling and protective coating application.
• Inspection and repair of valves, sea chest, propeller, and rudder.
• Replacement of zinc anodes and cathodic protection checks.
• Structural inspection and class survey.
• Deck and outfitting maintenance.
• Machinery and auxiliary equipment repair.
• Testing and trials.

HMS also offers floating dock solutions for vessels that require partial or urgent works without full deballasting. These facilities are particularly useful for time-sensitive projects, enabling efficient turnaround while reducing off-hire periods

Dock Facilities in Vietnam:

• Dry Dock: 160m × 25m × 16,000 DWT
• Floating Dock:
   • 116m × 23m × 8,500 DWT
   • 160m × 33m × 9,600 DWT
• Synchro lift System: 224m × 35m × 70,000 DWT

With extensive experience in dry docking in Vietnam, HMS integrates repair expertise with dock facilities to provide safe, reliable, and cost-effective outcomes. For vessels unable to enter dock due to schedule or draft limitations, HMS further complements these services with underwater inspection and maintenance, helping owners achieve operational continuity

Dry docking and hull maintenance by HMS team in Haiphong, Vietnam

Explore our drydock and floating dock facilities for vessel repair and overhauls. See more details here.

Underwater Services in Vietnam

Haiphong Marine Services (HMS) provides class-approved underwater services for vessels calling at all major ports and anchorages in Vietnam, including Hai Phong, Vung Tau, Cai Mep, Da Nang, and Vissai. Our certified divers operate 24/7, delivering safe and efficient underwater operations that help shipowners minimize downtime without dry-docking.

Our main underwater scopes include:

• Underwater Inspection (UWI): Photo and video inspection, including class-approved surveys in lieu of dry-dock, pre-purchase inspection, and damage assessment.
• Underwater Cleaning (UWC): Hull cleaning using hydraulic brush karts and real-time CCTV monitoring, with full pre- and post-cleaning documentation.
• Propeller Polishing: Multi-stage polishing to achieve Grade A finish, improving fuel efficiency and propulsion performance.
• Underwater Welding & Cutting: Temporary or permanent welding and steel repairs following AWS D3.6M standards, approved by Class.
• Underwater Replacement Works: Echo sounder, speed log, anode renewal, overboard pipe sealing, and sea chest gate cleaning.
• Rope and Net Removal / Salvage Operations: Safe removal of foreign objects, anchor recovery, and small-scale underwater salvage.

All works are performed by Class-certified divers (ABS, DNV, LR, NK, VR) using advanced HD cameras, CCTV systems, and hydraulic tools. HMS ensures full compliance with IMO, class, and owner requirements — providing detailed inspection reports, photos, and videos for every job.

With proven expertise, professional divers, and 24/7 response, HMS stands as a trusted underwater service provider in Vietnam, helping vessels maintain class integrity and operational safety at all ports and anchorages

Underwater inspection and hull cleaning by class-certified divers at Vung Tau port, Vietnam

Read more about underwater inspection, cleaning, and welding by class-certified divers.

Lashing Services in Vietnam

As part of HMS’s integrated marine services, our lashing and unlashing services for vessels and cargo operations across major Vietnamese ports, including Hai Phong, Cai Mep – Thi Vai, Da Nang, Dung Quat, and Vung Ang.

Our teams are trained and class-approved to perform cargo securing works that meet IMO, IACS, and class requirements (ABS, DNV, LR, NK). We ensure that all cargoes — from general goods to heavy project lifts — are safely secured for sea transportation under any weather condition.

Scope of services includes:

• Steel cargoes: coils, wire rods, pipes, steel bars, plates.
• Machinery and general cargo: turbines, generators, vehicles, industrial equipment (packed or unpacked).
• Deck and oversized cargo: steel structures, tanks, project cargo, and long lifts.

All materials used — including lashing chains, turnbuckles, wire ropes, and tensioners — are certified and inspected before use. HMS provides pre-loading surveys, cargo securing plans, and post-operation reports with photo documentation.

With years of experience supporting international shipping lines and logistics companies, HMS guarantees fast response, professional handling, and total cargo safety. Our 24/7 operations at all ports in Vietnam make HMS your trusted partner for marine lashing and unlashing services.

Cargo lashing and securing operations at Vung Ang port by HMS

Learn more about HMS’s professional lashing and unlashing operations at Vietnamese ports.

Marine Supplies in Vietnam

Alongside ship repair in Vietnam and vessel maintenance, HMS – Haiphong Marine Services is recognized as an established provider of marine supplies in Vietnam, delivering ship spare parts, bonded stores, and technical consumables to support vessel operations at ports and anchorages across the country. Our supply framework is designed to meet operational schedules, reduce downtime, and maintain compliance with international technical standards.

HMS maintains a dedicated warehouse in Hai Phong and operates a logistics network covering all major regions: northern ports such as Cai Lan, Hon Gai, and Hai Phong; central hubs including Da Nang and Quy Nhon; and southern terminals like Cai Mep – Thi Vai and Ho Chi Minh City. This wide coverage allows HMS to provide timely marine supply services in Vietnam for vessels of all types.

Scope of marine supplies in Vietnam includes:

• Ship spare parts in Vietnam: Components for main and auxiliary engines, diesel generators, turbochargers, purifiers, compressors, pumps, and hydraulic systems. Both OEM and class-approved alternative parts are available.
• Deck, engine, in Vietnam: Mooring ropes, towing wires, marine paints, fasteners, valves, filters, tools, and measuring instruments.
• Marine equipment and consumables: Electrical and electronic devices, navigation and communication systems (VHF, MF/HF, GMDSS), as well as safety and life-saving appliances including lifeboats, rafts, and fire-fighting systems.
• Logistics and coordination: Supply to offshore anchorages, customs clearance assistance, and close cooperation with port authorities to ensure accurate and on-time delivery.

Marine spare parts and ship supply services in Vietnam – HMS Haiphong

With long-term expertise in both marine services in Vietnam and marine supplies, HMS guarantees traceable origin, technical compliance, and consistent supply performance. By combining our capabilities in ship repair in Vietnam with strong marine supply solutions, HMS delivers integrated services for vessel maintenance, dry docking, underwater works, and material provision across all Vietnamese ports.

Learn more about marine supplies in Vietnam and explore HMS’s full capability in ship spare parts Vietnam here.

Why Choose HMS – Haiphong Marine Services

• Extensive experience in marine services and ship repair in Vietnam, with proven technical expertise.

• Class-certified engineers and IMO-compliant operating procedures.

• Focus on efficiency, safety, and timely execution across all service scopes.

• Nationwide coverage at major Vietnamese ports and anchorages.

• Strong partnerships with port authorities and management units, ensuring smooth coordination.

• Integrated solutions combining dry docking, underwater works, vessel maintenance, and marine supply.