Changsha Zanchen Construction Machinery Co., Ltd.
Founded in 2002, Changsha Zanchen Machinery Co., Ltd. is a professional supplier dedicated to filtration solutions for over two decades.
Our core focus lies in the R&D, production and sales of high-quality filter elements. The product range covers essential types for diverse scenarios, including oil filters, air filters, fuel filters, hydraulic filters and cabin filters. All products adopt premium materials such as glass fiber, synthetic fiber and activated carbon, complying with international quality standards to ensure reliable filtration performance.
PRODUCTS CENTER
CORE COMPETENCIES
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High-Precision Filtration Materials & Strict Quality Control
Our core advantage is independently R&D and produced high-precision filtration materials.
Using food/industrial-grade raw materials and advanced technology, our filters efficiently capture 0.1-micron particles.
A full-process quality control system ensures a 99.9% pass rate, gaining recognition in household and industrial markets.
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Flexible Customization Capability for Diverse Scenarios
We specialize in customized filter solutions for diverse scenarios (household water, automotive, industrial wastewater, aerospace). Our team responds quickly, completing design, sampling and mass production in 5-8 working days to meet specific needs.This flexibility helps us excel in niche markets.
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Efficient Global After-Sales Service Network
Our global after-sales network is a key strength. With worldwide service centers, we offer 24/7 technical support, maintenance and replacement, ensuring 1-hour response and 48-hour on-site support locally. Free maintenance guides and follow-ups enhance customer loyalty and long-term partnerships.
PRODUCT CATALOG
NEWS UPDATES
ARTICLES ABOUT FILTERS
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IT'S WORTH REPLACING YOUR FUEL FILTER BEFORE THE WINTER!
The fuel filter stops contaminants found in fuel which can include the products of corrosion, metal chips, dust, and other solid particles. In the case of fuel filters for diesel engines, the separation of water is also a key element.
- PARAFFIN IN THE FUEL FILTER - HOW TO AVOID IT
- AIR FILTER - REPLACE OR CLEAN
- CAN AN AIR FILTER SAVE LIVES
NEWS UPDATES
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Policy Updates: Tighter Environmental & Safety Standards
China's new national standard for drinking water filters took effect, adding testing for high-risk substances and water-saving indicators. EU Euro 7 and China's National VI standards strengthened filtration efficiency requirements, driving the popularity of HEPA - grade filters.
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07
2025-01
Technological Breakthroughs: Localization & Innovation
Domestic silicon - free and aluminum - free filters for the power industry entered mass production, ending foreign monopoly.
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01
2025-02
Scale Expansion & Application Segmentation
The global filter market exceeded $500 billion, with China accounting for over 35%. Demand for new energy vehicle - specific filters rose nearly 30%.
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08
2025-07
Eco-Friendly Filters Gain Traction
Johns Manville won the FILTREX Innovation Award for recycling glass microfiber filter waste into durable molded products.
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12
2025-10
Major Industry Merger: Parker Acquires Filtration Group
Parker Hannifin agreed to acquire Filtration Group for $9.25 billion, creating one of the world’s largest industrial filtration businesses.
Zanchen Filters: Clean, Reliable, Durable!
Zanchen Filter Company
Find Us
Contact us
24-Hour Customer Support
（9:00 – 18:00, Monday to Friday）
+852 5434 0259
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