Zhengzhou Yunda Paper Machinery Co., Ltd., since 1981, is a high-tech company. With its broad portfolio of products and services, Yunda sets standards in the Pulp & Paper and Solid Waste Sorting industries. Yunda has approximately 300 employees covering business in more than 40 countries.

Green and Intelligent Manufacture

Yunda provides system solutions for fiber processing and pulp making, including Recycled Fiber Processing Lines, Virgin Fiber Stock Preparation Lines, High-yield Mechanical Pulping Lines (i-BCTMP), Approach Flow Systems, Bale Breaking and Sorting Systems, and Closed Screening Systems for Chemical Pulp Lines. The key products are Conveyors, Bale Breakers, Pulpers, Pressure Screens, Screen Baskets, Cleaners, Refiners, Agitators, Thickeners, Thermal Shredders (Pressurized Refiners), Pre-steaming Bins, Plug Screw Feeders, Thermal Softening Tubes, Cyclones, Reaction Towers, Bleaching Towers, and Screw Presses.

Engineering-Procurement-Construction (EPC), professional and thoughtful one-stop service for you

Yunda has enlarged its sales scope to all over the world. By solid foundation and skilled technology, professional technical talents and service team bring professional service to customers.

Company News & Industry Trends

  • 23

    04.2026

    Yunda showcased its high-consistency refining system for tissue production at the 33rd International Tissue Technology Exhibition
    From April 15 to 17, Yunda showcased its high-consistency refining system for tissue production at the 33rd International Tissue Technology Exhibition, attracting numerous new and existing customers as well as industry professionals from around the world for consultation and business discussions. Yunda’s high-consistency refining system for tissue enables fiber fibrillation and uniform treatment under high-consistency…
  • 18

    04.2026

    Yunda’s Three Core Pulping Technologies and Professional Maintenance Services Drive Green and Intelligent Upgrading in the Pulp & Paper Industry
    With 45 years of deep expertise in pulping and papermaking equipment, Yunda leverages its three core technologies—i-BCTMP, i-OCC, and i-VSP—along with professional maintenance services to provide integrated solutions for pulp and paper enterprises, empowering the industry’s green and intelligent transformation. Yunda’s i-BCTMP high-yield pulping system has supplied pulping equipment to leading companies such as Shanying…
  • 09

    04.2026

    Slushing and repulping
    Slushing or repulping is the first unit operation in stock preparation. In this first process step the raw material delivered in dry form has to be converted into a pumpable suspension. The main functions of the repulping process are: The main objectives to be achieved in the repulping stage are: Basics of slushing and repulping…
  • 08

    04.2026

    Yunda Professional Maintenance Services— Safeguarding the Success of Paper Manufacturing Enterprises!
    Yunda Professional Maintenance Services — Safeguarding the Success of Paper Manufacturing Enterprises! Yo, listen up—this is Yunda King Kong, not Transformers.My battlefield is in paper mills, where the heart of the equipment beats.A precision beast built in Europe suddenly sneezes,the production line flashes red,the boss is sweating, drops falling like rain.A call crosses oceans, signals…
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