


Introducing the innovative Dazhang Program: a cutting-edge, automatic high-pressure water washing filter press. This advanced system enhances the traditional machine with an automatic high-pressure washing mechanism, perfect for effortlessly cleaning press cloth with precision and efficiency.
When filter cloths become blocked, our state-of-the-art cloth washing system steps in with high-pressure washing prowess to remove stubborn solids. This not only accelerates filtering speed but also significantly extends the lifespan of the equipment. Choose between our two exceptional options: the Single Pole Washing System and the Double Poles Washing System.
Designed to withstand a maximum pressure of 6mpa, this versatile device offers multiple configurations, including the Single Pole Washing System, Double Poles Washing System, and the advanced Scroll Scrubbing System.



For over two decades, Shanghai Dazhang has been a vanguard in the filter press and solid-liquid separation sectors. As principal contributors to the creation of industry standards, our products consistently rank among China's top three in production and sales. Spanning over 570,000 square meters, our expansive manufacturing facilities employ a dedicated workforce of more than 1,000 professionals.
We proudly serve as a visionary manufacturer and all-inclusive service provider specializing in filter presses and sludge dewatering equipment.
Boasting three production bases, eight domestic offices, two international offices, two overseas subsidiaries, and a strategic Sino-German joint venture, we are leaders in high-end filter plate manufacturing. Our innovative drive is evidenced by three invention patents and over 100 utility model patents.
Our commitment to excellence is validated by numerous accolades, including ISO 9001 for Quality Management, ISO 14001 for Environmental Management, ISO 18001 for Occupational Health and Safety, the EU's CE certification, and PICC insurance coverage.
We are dedicated to delivering superior user experiences and crafting more cost-effective and efficient design solutions tailored to your needs!








Q1. Are you a manufacturer or a trader?
As a seasoned manufacturer based in the vibrant city of Shanghai, our expertise shines through in every product we create.
Q2. How about the production capacity of your company?
Our expansive factory spans over 570,000 square meters,
2 and boasts an impressive production capacity of 9,500 machines annually.
Q3. How long is the delivery time for bulk order?
Typically, delivery takes 15-30 working days post-deposit. For larger equipment or special requests, delivery timelines may be adjusted to meet specific needs.
Q4. What are the payment terms?
Our standard payment method is T/T. A deposit is required pre-production once the order is confirmed, followed by a balance payment post-inspection.
Q5. How long is the product warranty period?
Our products come with a one-year warranty for normal usage, coupled with lifelong online service. Please note, wearing parts and issues caused by operator error are excluded.
Q6. What's the after sale service of your company?
We provide detailed foundation drawings for seamless installation. Additionally, installation videos and online guidance are available. On-site assistance can be arranged as per your requirements.
Q7. Can your company provide wearing parts?
Yes, we manufacture wearing parts for our clients. If your equipment is not produced by us, please supply the wearing parts drawings for assistance.