DaZhang: A Filter Press Manufacturer in China
Founded in 2004, DAZHANG is a manufacturer specializing in the development, production, sale, and maintenance of equipment for the separation of solids and liquids.
The company’s headquarters is located in the Fengxian District of Shanghai and covers an area of 12,000 square meters. Another of the company’s production complexes is located in Henan Province and covers an area of 130,000 square meters. Thanks to its modern production facilities, experienced technical team, and well-established quality control system, Dazhang has, over the course of more than twenty years of development, acquired significant capabilities in the design and manufacture of equipment and the creation of customized solutions in the field of filtration.
Our main products include plate-and-frame filter presses, chamber filter presses, membrane filter presses, quick-release filter presses, belt filter presses, and intelligent pressure filtration equipment. These products are widely used in the mining, coal, chemical, petroleum, metallurgical, and energy industries, as well as in sand washing, wastewater treatment, food and beverage production, pharmaceuticals, and other sectors.
DAZHANG has obtained ISO quality management system certification and CE certification, and holds numerous patents for inventions and utility models. Thanks to the reliable quality of our products, continuous technical innovation, and professional customer service, our filtration equipment is supplied to customers worldwide. We strive to provide customers worldwide with highly efficient, stable, and reliable equipment and solutions for solid-liquid separation.

Why Choose Us?
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Global Filter Press Projects
DaZhang is a leading filter press manufacturer in China, providing filtration solutions for global industries including mining, wastewater treatment and chemical processing.
Our filter press systems have been exported to over 100 countries across Asia, Europe, North and South America, Africa and the Middle East.
With 20+ years of experience, we offer complete filter press solutions from design and manufacturing to installation and after-sales service, ensuring efficient and reliable sludge dewatering performance for industrial applications.
- ✔ 20+ years engineering experience
- ✔ Strong R&D capability
- ✔ Customized filter press solutions
- ✔ Global project support
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Our Engineering Team
Our engineering team consists of experienced experts in filtration technology, environmental protection and industrial equipment manufacturing.
With strong R&D capabilities, DaZhang continuously develops advanced filter press solutions to meet the needs of mining, wastewater treatment and industrial applications.
We provide complete technical support from design and manufacturing to installation and after-sales service, ensuring reliable and efficient sludge dewatering performance.
- ✔ Experienced filter press engineering team
- ✔ Advanced filtration technology expertise
- ✔ Industry-specific solution design
- ✔ Full lifecycle technical support
