


Presenting the Dazhang Program Controlled Automatic High Pressure Water Washing Filter Press, an innovative upgrade featuring an automatic high-pressure washing system integrated into our standard model. This advancement is specifically designed to enhance the cleaning efficiency of press cloth, ensuring optimal performance.
Encountering blocked filter cloth? Our advanced cloth washing system effectively cleans obstructed solids using high-pressure water, significantly boosting filtration speed and extending the lifespan of the equipment. Choose between our Single Pole Washing System or the Double Poles Washing System for tailored performance.
With a robust maximum design pressure of 6 MPa, this versatile device offers multiple configurations: a single pole washing system, a double poles washing system, and a cutting-edge Scroll Scrubbing System for comprehensive cleaning solutions.



For over two decades, Shanghai Dazhang has been a leading authority in the filter press and solid-liquid separation industries. As key contributors to industry standards, our products proudly rank among China's top three in production and sales. Our expansive facilities span over 570,000 square meters, supported by a dedicated workforce of more than 1,000 employees.
We position ourselves as a forward-thinking manufacturer and a full-service provider of top-tier filter presses and sludge dewatering equipment, committed to innovation and excellence.
Our company boasts three strategic production bases, eight domestic offices, two international offices, alongside two overseas subsidiaries, and a prestigious Sino-German joint venture specializing in high-end filter plate manufacturing. Our portfolio includes three invention patents and an impressive array of over 100 utility model patents.
Shanghai Dazhang has earned a plethora of certifications and accolades such as the ISO 9001 Quality Management System, ISO 14001 Environmental Management System, ISO 18001 Occupational Health and Safety Management System certifications, the sought-after EU CE certification, and comprehensive insurance coverage from PICC, the People's Insurance Company of China.
We are committed to delivering exceptional user experiences and crafting cost-effective, efficient design solutions that cater to your needs.








Q1. Are you a manufacturer or a trader?
We are a seasoned manufacturer based in the vibrant city of Shanghai, bringing years of expertise to the industry.
Q2. How about the production capacity of your company?
Our expansive factory covers an impressive area exceeding 570,000 square meters,
2 and boasts a remarkable production capacity of 9,500 machines annually.
Q3. How long is the delivery time for bulk order?
Typically, expect delivery within 15-30 working days post-deposit. However, for large equipment or special customer requirements, delivery timelines may be extended to ensure perfect fulfillment.
Q4. What are the payment terms?
Our standard payment terms involve a T/T arrangement. A deposit is required prior to production following order confirmation, with the balance due after a thorough inspection.
Q5. How long is the product warranty period?
We offer a one-year warranty under normal use, complemented by lifelong online support. Please note, wearing parts and issues arising from incorrect operation are excluded.
Q6. What's the after sale service of your company?
We provide clients with detailed foundation drawings for installation, alongside instructional videos and online guidance. On-site assistance from our team is available upon request to meet your specific needs.
Q7. Can your company provide wearing parts?
We manufacture high-quality wearing parts for our clients. For equipment not produced by us, simply provide the wearing parts drawings, and we will accommodate your needs.