Shandong Dorco Heavy Machinery Co., LTD.


  • 12m Gantry Milling

    12m Gantry Milling

  • 6m Gantry Boring and Milling Machine

    6m Gantry Boring and Milling Machine

  • 4 m Digital Display Vertical Car

    4 m Digital Display Vertical Car

  • CNC Machining

    CNC Machining

  • Coil


  • 8 m CNC Floor Boring

    8 m CNC Floor Boring

  • CNC Machining Center

    CNC Machining Center

  • 1600 CNC car

    1600 CNC car

Service Advantages

  • Auxiliary Plant Planning

    Ensure More ReasonableLine Layout

  • Auxiliary Equipment List

    Easy To Control AndAdjust Equipment

  • Installation Training

    Ensure Full PotentialofEquipment

  • Resource Acquisition

    Empowering Rapid Market Opening

  • 24-hour Online

    Rapid Response Perfect Solution

  • 01

    Support Customization

  • 02

    Provide Installation Diagram

  • 03

    Logistics Transportation

  • 04

    Technical Support Team

  • 05

    Multi Channel Feedback

  • 06

    Door-to-door Service



Recently, industry attention has been firmly captured by Dorco's new product—the new four-column frame vertical ring rolling machine.

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​In the realm of heavy industry, precision and efficiency are paramount. At the forefront of this technological frontier stands the CNC Vertical Ring Rolling Machine.

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In recent years, ring rolling machines have garnered significant attention and appreciation from clients in the Middle East.

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The spiral welded pipe production line and straight seam welded pipe production line are standard and standardized units developed and improved by Doleco Heavy Industries based on absorbing the essence of foreign forming technology and combining with domestic practical conditions. They are the most competitive and technologically distinctive mature units of Doleco Heavy Industries.

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