Focus on quality, sharpen to service, achieve excellence

Qingdao Mingruida Machinery Co., Ltd., founded in 2011, specializes in precision grinding machine tools. Our product lineup includes surface grinders, precision forming grinders, rotary grinders, gantry guideway grinders, CNC forming grinders (PROTH brand), and internal, centerless, and cylindrical grinders (PALMARY brand).

We are committed to excellence in quality and service, offering 24-hour support, full-process assistance, and lifelong care throughout manufacturing, installation, commissioning, and maintenance.


  • 500+

    Success Cases

  • 20+

    R&D Engineer

  • 10+

    Patent Technology

  • 5+

    Automated Production line

  • Precision molding surface grinder

    Exquisite grinding, minimalist perfection
    High precision never stops challenging towards zero

  • Define new quality standards for grinding machines

    Focus on details, adhere to quality
    The grinding machine adheres to the concept of high-end design and standardized manufacturing

  • Applied to multiple industries

    All-encompassing and omnipresent
    Grinding machines play an indispensable role in various industrial fields

  • The sales service system ensures your peace of mind

    Meticulous and comprehensive
    Tailor-made for your enterprise, we offer a set of effective grinding equipment solutions

  • NEWS
    Contact Mingruida Customized solutions for you

    Phone: 0086-17659325352

                0086-18663932976

    Website: www.qdmrdjx.com

                   www.jmpmmc.com

    Email: qdmrdjx@163.com

    Address: No. 6 Changcheng South Road, Chengyang District, Qingdao City

    Copyright © 2025 Qingdao Mingruida Machinery Co., Ltd en.qdmrdjx.com All rights reserved Lu ICP No. 16031319-3

    Qingdao Mingruida Machinery Co., Ltd. mainly deals with precision forming surface grinders, circular table surface grinders, gantry guide rail grinders, Yueda surface grinders, CNC forming grinders and other grinding machine products on Taiwan's PROTH.