About Us

About Liming

Leading manufacturer of cold bending forming equipment

Founded in 1989, Xiamen Zheng Liming Metallurgical Machinery Co., Ltd. has grown from a pioneering workshop into a leading roll forming equipment manufacturer in China. For over three decades, we have dedicated ourselves to the innovation and manufacture of advanced cold roll forming machines and complete roll forming lines. Our 100,000+ square meter facility is the foundation from which we deliver reliable, high-performance metal roll forming systems to a global market.

  • 35+

    years of in-depth industry experience

  • 100+

    countries and
    regions

  • 140+

    core technology
    patents

  • 1000+

    core technology
    patents

  • 1989 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 1996 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 2004 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 2005 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 2006 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 2009 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 2012 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 2017 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 2026 The year

    National Silver Award-winning Product · Exemplary Application in Key Projects

    Xiamen Liming's independently developed YX76-344-688 steel decking roll forming machine won the Silver Award at the National New Building Materials Exhibition. The floor decking produced by this machine has been successfully used in the Shanghai Jin Mao Tower, a key national construction project.

  • 1989
  • 1996
  • 2004
  • 2005
  • 2006
  • 2009
  • 2012
  • 2017
  • 2026
  • Mr. Huang Yizhong
    The Visionary Leader Behind LIMING Roll Forming

    Mr. Huang Yizhong is the founder and Chairman of Xiamen Zheng Liming Metallurgical Machinery Co., Ltd. A Tsinghua University postgraduate and mechanical engineer, he is recognized as a pioneering expert in China’s roll forming industry and a key figure in the steel structure sector. Under his leadership, Zheng Liming has grown into a premier roll forming equipment manufacturer, renowned for its advanced cold roll forming machines and complete roll forming lines.

    A Pioneer in Technology and Industry Standards
    Mr. Huang’s deep technical expertise shaped the company from its inception. He developed his first cold formed steel machine as early as 1990. His commitment to advancing the entire field is demonstrated by his role as the working group leader for the

  • Mr. Huang Yizhong
    The Visionary Leader Behind LIMING Roll Forming

    Mr. Huang Yizhong is the founder and Chairman of Xiamen Zheng Liming Metallurgical Machinery Co., Ltd. A Tsinghua University postgraduate and mechanical engineer, he is recognized as a pioneering expert in China’s roll forming industry and a key figure in the steel structure sector. Under his leadership, Zheng Liming has grown into a premier roll forming equipment manufacturer, renowned for its advanced cold roll forming machines and complete roll forming lines.

    A Pioneer in Technology and Industry Standards
    Mr. Huang’s deep technical expertise shaped the company from its inception. He developed his first cold formed steel machine as early as 1990. His commitment to advancing the entire field is demonstrated by his role as the working group leader for the

  • Mr. Huang Yizhong
    The Visionary Leader Behind LIMING Roll Forming

    Mr. Huang Yizhong is the founder and Chairman of Xiamen Zheng Liming Metallurgical Machinery Co., Ltd. A Tsinghua University postgraduate and mechanical engineer, he is recognized as a pioneering expert in China’s roll forming industry and a key figure in the steel structure sector. Under his leadership, Zheng Liming has grown into a premier roll forming equipment manufacturer, renowned for its advanced cold roll forming machines and complete roll forming lines.

    A Pioneer in Technology and Industry Standards
    Mr. Huang’s deep technical expertise shaped the company from its inception. He developed his first cold formed steel machine as early as 1990. His commitment to advancing the entire field is demonstrated by his role as the working group leader for the

  • Mr. Huang Yizhong
    The Visionary Leader Behind LIMING Roll Forming

    Mr. Huang Yizhong is the founder and Chairman of Xiamen Zheng Liming Metallurgical Machinery Co., Ltd. A Tsinghua University postgraduate and mechanical engineer, he is recognized as a pioneering expert in China’s roll forming industry and a key figure in the steel structure sector. Under his leadership, Zheng Liming has grown into a premier roll forming equipment manufacturer, renowned for its advanced cold roll forming machines and complete roll forming lines.

    A Pioneer in Technology and Industry Standards
    Mr. Huang’s deep technical expertise shaped the company from its inception. He developed his first cold formed steel machine as early as 1990. His commitment to advancing the entire field is demonstrated by his role as the working group leader for the

Corporate Culture

Zhengliming Machinery not only cultivates the domestic market

  • Mission

    Focus on roll forming equipment, enhancing customers’ production efficiency.

  • Vision

    Based in China, serving globally, becoming a trusted equipment supplier.

  • Core Values

    Commitment, friendliness, innovation, win-win, growing together with partners.

  • Philosophy

    Adhere to quality and credibility, ensuring long-term stable equipment operation.

Quality Assurance and International Certification

Our In-House Manufacturing & Quality Control
100% Self-Produced Key Components | Stable & Durable Machines
At Xiamen Liming Machinery, we focus on in-house production and full-process quality control to ensure stable and high-performance machines.
All key components, including shafts, shaft sleeves, rollers, frames, side plates and columns, are independently manufactured and assembled by our own factory.
We are equipped with 145 sets of high-precision processing equipment, including CNC machining centers, wire-cut EDM machines and laser cutting machines, which gives us strong and reliable manufacturing capacity.

Professional equipment

From design to production, we provide one-stop molding technology support across industries.

  • Global Footprint
  • Global Footprint
  • Global Footprint
  • Global Footprint
  • Global Footprint
  • Global Footprint

Liming's core advantages

Zhengliming Machinery not only cultivates the domestic market

  • Core Strengths

    A national high-tech enterprise specializing in roll forming R&D
    and innovation, possessing
    a certified R&D center and
    nearly 140 patents. We provide equipment for CZ purlins, light
    steel keels, metal roofing, and sandwich panels, and support customized solutions.

    Core advantages
  • Global Footprint

    The “LM” trademark is registered in 88 countries, and its equipment has passed international
    certifications such as CE. It is exported to more than 100 countries worldwide and is widely used in the fields of building steel structures, industrial plants and infrastructure.

    Global layout
  • Service System

    Adhering to the principles of "integrity, mutual benefit, innovation, and win-win cooperation," we provide comprehensive one-stop service systems, including solution design, equipment manufacturing, installation and commissioning, training, and lifetime technical support.

    service system
  • Long-term support

    High-quality equipment combined with continuous technical support helps customers improve production efficiency, reduce operating costs, and achieve stable and sustainable development, making us a trustworthy long-term partner.

    Long-term quarantee

Core components are made in-house

Zhengliming Machinery not only cultivates the domestic market

  • Frame

    Adopt high-strength H-beam from large standard steel mills.
    Use 100% new material, no recycled or second-hand steel.
    With stress relief treatment to avoid deformation during long-term use.
    Surface painted with anti-corrosion and anti-rust coating for longer service life.

  • Shaft

    Made of high-quality 45# solid steel.
    Processed by precision CNC machining for high accuracy.
    High strength, not easy to bend or break.
    Ensures stable running and long service life of

  • Rollers

    Made of forged material with better toughness and strength.
    Treated with professional heat treatment to improve hardness and wear resistance.
    Machined with high precision for stable forming effect.

  • Side Plate

    Made of high-quality steel plate with high strength.
    Processed by advanced cutting and drilling equipment.
    Precision machining ensures good matching and stable assembly.
    Stable structure, strong load-bearing capacity.

  • Column

    Adopt shot blasting derusting before painting.
    High anti-corrosion and anti-rust performance.
    Stable structure, strong durability.
    Ensures the stability and safety of the whole equipment.

  • Shaft Sleeve

    Precision CNC machining for high matching accuracy.
    Good wear resistance and stable performance.
    Reduces noise and extends the service life of transmission parts.

Our cooperative customers

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