Lasan Marine

Engineering Tomorrow's Oceans

Engineering solutions for fishing vessels, inland waterway vessels, and waterway transport.

About us

Lasan Marine specializes in vessel design, conversion, refit, and technical documentation.

Our engineers work from real operating requirements through principal dimensions, general arrangement, hull form, structure, propulsion, and stability.

Dr. Huynh Le Hong Thai
Dr. Huynh Le Hong Thai Company Director

A message to our clients

Every vessel presents a distinct engineering challenge. We listen closely to real operating needs and work with our clients to create safe, efficient solutions built for long-term use.

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New vessel design

Develop the vessel concept from operating requirements, principal dimensions, general arrangement, hull lines, structure, propulsion, and stability through a complete technical package.

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Hull conversion

Review the existing hull and operating requirements, then develop a conversion solution that balances structure, capacity, safety, and the vessel’s new working purpose.

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Engine conversion

Assess the new main engine, shaft line, propeller, foundations, and related systems to produce a workable propulsion conversion with the necessary technical calculations.

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Fishing method conversion

Rearrange the vessel and deck equipment for a new fishing method, matching the working process, stability requirements, crew operation, and practical conditions at sea.

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Operating area extension

Evaluate the vessel’s technical condition and operating limits, then prepare the calculations and documents required for a safe extension to a new operating area.

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Classification documents

Prepare drawings, calculations, specifications, and technical records for inspection, classification, registration, and coordination with the relevant authorities.

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Design modification

Update the technical documentation when construction or operation requires a change, keeping drawings, calculations, and the final vessel condition consistent.

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Vessel refit

Develop a practical refit solution that adapts the existing vessel structure, arrangement, equipment, and systems to a new operating purpose.

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Machinery refit

Plan a main-engine replacement or upgrade, including machinery arrangement, foundations, shafting, propeller compatibility, and supporting systems.

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Stability booklet

Calculate operating conditions and loading cases, then prepare a stability booklet that supports safe operation and technical review.

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Project delivery process

  1. 01

    Receive requirements.

  2. 02

    Assess the vessel and operating purpose.

  3. 03

    Propose a technical solution.

  4. 04

    Develop the design.

  5. 05

    Review and complete the documents.

  6. 06

    Deliver and provide technical support.

Do you have a vessel that needs design or conversion?

Share your requirements with our engineering team.

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