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

  • 19

    02.2025

    Repulpability and deinkability
    For graphic paper products deinkability is in the focus of a recyclability test. Nevertheless, repulpability has to be ensured as a prerequisite for a deinking test. Graphic paper products typically have no problems with repulpability and the yield of the pulping process is not determined especially. In contrast, packaging paper products can behave completely different…
  • 18

    02.2025

    Yunda Wins Two Moulding Projects Orders from Zhejiang Zhongxin Intelligent Manufacturing Co., Ltd.
    In January 2024, Yunda signed a contract with Zhejiang Zhongxin Intelligent Manufacturing Co., Ltd. to provide equipment for its Moulding project, including MC Pulper, Double Disc Refiner, Cleaner, Pressure Screen, and Bow Screen. In May, Yunda won another bid to supply equipment for a new moulding project, which includes Medium Consistency Pulper, Double Disc Refiner, Cleaner,…
  • 13

    01.2025

    Technical aspects of recycling
    The recycling of paper and board products such as printed material, folding boxes, polyethylene coated liquid containers, or envelopes with pressure sensitive adhesives and transparent windows has decisive importance for improving the use of paper for recycling. In this context, good recyclability refers to the easy processing of the secondary fibre raw material into a…
  • 30

    12.2024

    The i-CTMP High Yield Pulping Production line of Shan Ying International (Guangdong, Zhejiang, and Central China bases) has been successfully launched
    Shan Ying Paper Industry (Guangdong) Co., Ltd. Yunda successfully launched the high consistency system (including steaming equipment, softening equipment, and pressure high consistency refining equipment) and low consistency system (including low consistency screening equipment and low consistency refining equipment) for Shan Ying Paper Industry (Guangdong) Co., Ltd.’s 320 TPD bamboo fiber project. This project uses…
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