About Us  
About Long-Tai
  About Long-Tai
  Business Item
  Core Values
  Scale of Operations
  Outstanding Performance
  Equipment Size
  Company History

LONG-THAI STEEL INDUSTRIALS CO., LTD. founded in June 1976, the beginning fore only four members, rented 38 level ground factory place, devoted the steel and iron peripheral honest to try hard together, to promote the industrial upgrading, increased the equipment unceasingly, by specialty team and mature technical, strict quality request, establishment good corporate image.

The market competition is getting more and more intense, strives for to strive for changes newly unceasingly, is grasping “strives for perfection” the management idea, we face this goal unceasingly diligently; The machine selects exchanges old, the purchase high performance equipment, and realization system of regulation improvement in the internal, will reduce the production cost and the enhancement working efficiency take the practical action implementation as a policy. In order to serve the customer, expanded the modernized workshop, to occupy a land area of 4000 level ground, promoted the computerization, the automated system to strengthen the management positively, will open the new way for the future transport business development.


LONG-THAI STEEL INDUSTRIALS owns world-class and top-notch equipments matching with outstanding and professional team; we are the best guardian of your business development.

We introduced the only steel (largest laser cutting pipe of caliber Ø400mm) equipment of large caliber Ø400 model into Taiwan. Apart from strengthening richness and diversity of laser cutting products, LONG-THAI STEEL INDUSTRIALS always stands on the highest point of the market to meet your demands of a great dream and realizing creativity. From applications and assemblies of steel and composite materials, delicate and subtle processing needs to awe-inspiring artwork carving, Long-Tai has the most complete equipments. Our complete and professional division of works and excellent team will create the ultimate craft aesthetics to present in perfection your entrusted cooperation orders. We are the best guardian for your success in business.


Taiwan's first laser cutter with the largest cutting pipe caliber Ø400mm, a large-scale 6M 2D laser cutter processing, we will help you achieve your creativity.

To reach the limits in order to achieve perfection, we own Taiwan's first laser cutter with the largest laser cutting pipe caliber Ø400mm. The machine can not only easily complete 3D laser cutting on pipes of different shapes but also apply to irregular tubes of buildings, such as external wall of a stadium or building, bridge construction, public works of arts in landscape, presentation of all kinds of exquisite product designs, etc. We create high added values in order to make you successful in your business domain.

Integration Force

We provide fast delivery, meet custom-made diversity and provide multi-functional and quality services with high added values in order to assist you to create successful results.

At present, we have secured trust and cooperation of numerous well-known partners, laying an advantageous foundation in the market. In the future, the trend of market competition has moved towards the directions of “quick delivery,” “small quantity and diversity” and “price advantages.” LONG-THAI STEEL INDUSTRIALS will be constantly in pursuit of change and innovation as well as striving for perfection in order to provide customers with the best services.

Executive Ability

With advanced technology and process, professional and effective management as well as reduction in materials and costs, we pay undivided attention everywhere just to make you feel at ease and be assured.

We are committed to provide perfect services in mechanical engineering, special vehicle manufacturing, mechanical housings, elevator and parking facility, public works building, public arts, advertising and decoration, building materials, etc. Advanced technology and management are adopted to effectively reduce materials and costs. The perfect craft quality will allow you to sit back and relax.

Business Item
  • Galvanized Steel Sheet
  • Special plate (wear resistance, weatherability)
  • Stainless steel plate
  • Tread plate
  • Special steel
  • Valet shearing, lasers, punching, bending, rolling circle, Steel Coil Straightening Cutting, Welding assembly
    Core Values
      Responsibility & Honor:

    Strive for perfection and take the four major criteria "excellent quality, perfect service, fast delivery, competitive advantage" as the top priority.

    Innovation & Excellence:

    To constantly seek change and innovation in response to market demands, create product's "high added values" and "market competitiveness," meet the maximum demands of customer profits, assist customer to achieve goal, jointly create a win-win basis as well as grow and thrive together with customers.

    Honesty & Contribution:

    Honesty is the basis of business for LONG-THAI STEEL INDUSTRIALS CO., LTD.; whatever we take from the society should be contributed back to the society.
    Scale of Operations
  • Company founded in:1976
  • Paid-in Capital:NT$200 Millions
  • Plant and Office Area:142 298.895 71 square feet (4,000 level ground)
    Outstanding Performance
      Awarded the ISO9001 Quality Certification
    Equipment Size

      Tube Laser Cutting Machine (3D Tube Laser)
    • Taiwan’s first laser cutter with large-caliber Ø400MM Shapes steel
    • Taiwan’s first laser cutter, with maximum laser cutting pipe caliber of Ø400MM

    Steel Coil leveling and shearing machine (Coil Whole-Plane)
    • Shear 1/4"x 1900 (width) x steel coil x One machine

    Oil-pressured straightening shearing equipment (shearing)
    • 12.0mm (thickness) x 7100 (length) x One machine
    • 16.0mm (thickness) x 4000 (length) x One machine
    • 12.0mm (thickness) x 4000 (length) x Multiple machines

    CNC Punching Machine CNC
    • 1/4" (thickness) x 1550 (width) x infinite length x One machine
    • 1/4" (thickness) x 1350 (width) x infinite length x One machine
    • 25mm (thickness) x 600 (width) x 1220 (length) x Heavy plate punching machine

    CNC 800 Tons 7M Bending machine
    • 16m/m (thickness) x 7000 (length) x One machine
    • 16m/m (thickness) x 4000 (length) x Two machines
    • AMADA high-precision bending

    Rolling Circle Machine
    • Rolling Circle 25mm (thickness) x 2440 (height) x One Rolling machine
    • Rolling Circle 8 mm (thickness) x 3050 (height) x One Rolling machine

    Laser Cutter (Super Large Size)
    • L5060 can perform laser cutting 20mm (thickness) x 2100 (width) x 6100 (length) x One machine
    • L4030 can perform laser cutting 20mm (thickness) x 2100 (width) x 4100 (length) x One machine
    • L3050 can perform laser cutting 20mm (thickness) x 1530 (width) x 3050 (length) x One machine
    • L2000 can perform laser cutting 20mm (thickness) x 1530 (width) x 3050 (length) x One machine
    • L3030 can perform laser cutting 20mm (thickness) x 1530 (width) x 3050 (length) x One machine

    About Us
    About Long-Tai
    Business Item
    Core Values
    Scale of Operations
    Outstanding Performance
    Equipment Size
    Production Line
    Order Form
    Productive Plan Arrangement
    Figure-Start Production Programming
    Steel Coil Straightening Shearing
    (Coil Whole-Cutting)

    Monolithic Small Shear
    Laser or CNC Punching
    Grinding Renovation
    Bending or Rolling Circle
    Welding Assembly
    Quality Restriction
    Produces Goods
    Production Equipment
    3D Tube Laser Cutting Machine
    Steel Coil Leveling and Shearing Machine (Coil Whole-Plane)
    Oil-Pressured Straightening Shearing Equipment (Shearing)
    CNC Punching Machine
    Laser Cutting Machine (Super Large Size)
    Rolling Circle Machine
    CNC 800 Tons 7M Bending

    Laser Cutter
    Laser Cutting Range
    • 點擊查看大圖
    • 點擊查看大圖
    Product Introduction
    3D Tube Laser
    Processed Products
    Welding Assembly
    Dances with the arts
    Contact us
    ADD: No.51, Lane 54, Sec. 1, Ming-Sheng N. Rd., Kuishan Hsian, Taoyuan, Taiwan
    TEL: (03) 325-0395
    FAX: (03) 326-1975~6
    E-mail: longthai@ms26.hinet.net
      LONG-THAI STEEL INDUSTRIALS CO., LTD. Copyright (c) 2014 LONG-THAI STEEL All Right Reserved.    
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