About Lanmin – Company Profile & Development

Founded in 1999, Hebei Lanmin Trading Co., Ltd. (Hebei Dingnuo Machinery Co., LTD) is a professional casting & stamping parts manufacturer & exporter. With over 20 years of development, we have passed ISO 9001:2008 quality management system certification and established a complete set of quality assurance system. Our castings and stamping parts are widely used in pump valve, compressor, mining machinery, engineering machinery, farm machinery, food machinery, instrument and apparatus industries, etc.

As a rich-experienced, leading castings & stamping parts manufacturer, we can produce a wide range of castings & stamping parts in compliance with GB, ASTM, AISI, EN 1706, DIN, BS and JIS standards. In addition, we can also customize casting and stamping parts in various sizes and shapes according to drawings or samples you provide.

  • 1999


    Founded in 1999, Hebei Lanmin Trading Co., Ltd. begun to be specialized in investment casting, sand casting & die casting production.

  • 2002

    Technical Department

    In 2002, our technical department was established and owned a wide range of CAD and CAM technicians

  • 2005

    Post-Processing Workshop

    Post-processing and spraying production lines were introduced for casting post processing treatment.

  • 2008

    Stamping Production Line

    Stamping production lines were introduced to provide our customers with a wide range of stamping OEM services.

  • 2010

    Automatic Production Line

    As the information automation becomes the main trend of the manufacturing industry, we keep upgrading our devices. We have realized 3 times of comprehensive ERP upgrades, established a complete set of EMS management system and introduced 15 Fanuc robots for production since 2010.