Shanghai Dazhang Filtration Equipment Co.,Ltd which mainly manufacture solid-liquid separation equipment was founded in 2004. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in Fengxian district of Shanghai and covers 12000 m ². Another workshop in Henan covers 130000 m ². Over the more than 20 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now Dazhang has become the leader in domestic and oversea filtration equipment manufacturing industry.

The company mainly manufactures plate and frame filter press, chamber filter press, diaphragm filter press (membrane filter press), quick open filter press and belt filter press and smart pressure filter etc. We produce dozens of models (model 320 to 2000) of filter presses with more than 100 specifications. Filtration area of these filter presses ranges from 1 to 1,000 and filtration pressure ranges from 0.4MPa to 1.6MPa (and the filtration pressure of circular filter press can be 2.0MPa). that are widely applied in coal, mining, electricity, oil exploration and refining, chemical, Sand Wash Industry, Palm Oil, Stone Wastewater, Coconut Oil,environmental protection, metallurgy, pigment, dye, pharmaceutical, food and beverage and other industries. Product quality is life, and scientific innovation is motive power.  The company products remain the international leading level by strengthening international exchanges and cooperation all the time, and has won a wide range of international market, such as Russian, Azerbaijan, Kazakhstan, Turkey, Kuwait, South Africa, Egypt, Vietnam, Malaysia, India, Australia, Korea, Canada and European Union,etc.

Dazhang got ISO international quality system certification, European Union CE certification. The company has strong research and development strength and innovation. It has dozens of national invention and utility new model patents, and our companyhas developed many new models in accordance with the market demand, and enjoys completely independent intellectual property rights and unique production process. Different types and categories of filter presses can meet different needs of customers. Filter plate is the core component of filter press. On the basis of our patents, we have gradually developed a set of unique membrane filter plate (diaphragm filter plate) production process, making our products rank among the best in terms of quality.

Through more than 20 years' hard work, DAZHANG's staff built supremacy of credibility, excellent quality, service "DZ" brand, and has made outstanding contributions to the development of Environmental protection and sewage treatment for China and the whole world.