Your Industry Filter Manufacturer (OEM/ODM)
As a professional industry filter manufacturer in China, DeMalong has rich experience in the design, manufacture and supply of high-quality filter housings and filter elements. You can get one stop solution by our world-class design criteria and quality control system on filtration performance. We have a professional and efficient technical support team that will solve all your filtration problems.
Just ask for a quick quote, even for 1 unit, we promise available online 24/7 to support your business.
DeMalong Can Custom & Replace Any Brand Filters

DeMalong FILTER
Professional manufacturer of industrial filter elements, mechanical filter elements and special-shaped filter elements
DeMalong , a Filtration Technologies Company, is a professional manufacturer of stainless steel, wedge wire, sintered metal and replacement filter elements. Utilizing proprietary filter material technologies, we offer reliable filtration solutions to many industries including marine, automotive, hydraulic system, chemical, oil&gas, construction machinery and healthcar. Founded in 2001. We have more than 18 years experience on filter elements design and production. Aiming to be your best filtration partner in China, we have a strict standards of cost-control and quality-control. DeMalong has grown reputably both locally and overseas. We consistently deliver high-quality filter elements and form the win-win strategic with every client through engineering expertise, efficient operations, and 24/7 service.












OUR ADVANTAGE
DeMalong advantage • Why choose us
With two decades fabrication experience, DeMalong has powerful capacity on all kinds of filter design, research and testing. We have complete filter vessel and cartridges production line, and we can offer one-stop filtration solution serving for your commercial application.
DeMalong has the ability to manufacture a wide range of filtration equipment and elements. Main products are including industrial filtration system, simplex & duplex basket strainer, automatic filters and filter elements in both metal and plastic series.
We have a professional R&D team for research, development, design, production and testing of different filtration products. We also specialize in small-batch orders, large-volume production and custom filtration solutions.

Strong production strength
DeMalong Filter is committed to delivery world-class quality filters with consistent performance at a competitive price.
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Professional detection technology
The company has strong strength, has forging, machining, and professional physical and chemical testing instruments, complete testing methods, and produces product accessories that meet international standards, which are well received and trusted by customers at home and abroad.

Comprehensive marketing network
The products sell well in major engine manufacturers and auto parts markets across the country, and have established long-term and stable cooperative relations with many foreign customers. The products are exported to North America, South America, Middle East, Eastern Europe, Southeast Asia and other international markets. The company has direct import and export rights.
Users' reputation and trust are not only support and recognition of DeMalong, but also an invisible spur!
One Stop Filtration Solution For Your Need
How WeControl Filter Element Quality in Manufacturing
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Why Choice DML As Your Filter Element Provider
Provides Your Part Number of Filter Element Now!
Try to get a discount from the first time you enquiry about the replacement filter