In the era of Industry 4.0, the demand for ultra-fine air filtration has transcended basic HVAC needs. From semiconductor cleanrooms to heavy-duty smelting plants, the ability to capture sub-micron particles is now a critical factor in operational success and environmental compliance.
The global air filter market is pivoting towards nanomaterial-based media. As an industry leader, we integrate fiberglass and PTFE membranes that provide H13 to U17 filtration efficiency, ensuring that global carbon emission standards are not just met, but exceeded.
China has emerged as the global hub for filtration innovation. At Changchun Tolev Auto Co., Ltd., we leverage a vertically integrated supply chain to offer precision-engineered filters at a 20% lower cost-to-performance ratio than European counterparts.
A Legacy of Precision and Reliability since 2019
Founded in 2019 and headquartered in Changchun, Jilin Province, China, Changchun Tolev Auto Co., Ltd. is a leading manufacturer specializing in automotive and industrial filtration solutions. With over 7 years of expertise, we have become a global player in the industry. Our modern 5,000 sqm facility, equipped with 9 advanced production lines, serves over 30 countries worldwide.
We are committed to innovation, quality, and customer satisfaction, positioning ourselves as a trusted partner for filtration solutions across the globe. Our focus on Ultra-Fine Air Filtration ensures that we protect both high-performance engines and sensitive industrial environments from the smallest pollutants.
Annual Capacity
Countries Served
Automated Lines
Quality Checks
Leading the way with advanced materials and engineering.
Our ultra-fine filters utilize electrospun nanofibers that create a spider-web-like structure, capturing particles as small as 0.3 microns with minimal pressure drop.
Using Nomex and Aramid materials, our baghouse filters withstand temperatures up to 260°C, essential for asphalt plants and smelting furnaces.
PTFE membranes offer 100% resistance to corrosive gases, making them the preferred choice for chemical processing and pharmaceutical air purification.
Integration of pressure sensors and AI-monitored life cycle tracking allows for predictive maintenance, reducing downtime by up to 30%.
Our filters reduce pollutants, engine wear, and maintenance costs. By using sub-micron media, we ensure that machinery operates at peak efficiency for longer periods.
Our filters last 15% longer than industry standards. This translates to fewer replacements and a significantly lower Total Cost of Ownership (TCO) for large-scale industrial buyers.
Our R&D team can deliver prototypes in just 7 days. Whether it's a unique size or a specific chemical resistance requirement, we adapt to your needs rapidly.
We meet ISO 9001, IATF 16949, and CE standards. Every product undergoes 12 quality checks, including pressure resistance and media integrity validation.
By controlling raw material sourcing (synthetic media and steel casings), we guarantee consistency and cost-effectiveness that trading companies cannot match.
Our technical team is available around the clock to provide support for installation, system design, and aftermarket inquiries across all time zones.
Where our high-efficiency filtration makes the difference.
Protecting construction and agricultural equipment in harsh, dusty conditions in regions like the Middle East and Australia.
Ensuring indoor air quality in hospitals and skyscrapers using our H14 HEPA fiberglass media filters.
Capturing hazardous dust and fumes in aluminum and steel furnaces with high-temperature Nomex bag filters.
At Changchun Tolev Auto Co., Ltd., we understand the challenges of finding a reliable and cost-effective filter supplier. Let us help you enhance your product performance while reducing costs by up to 20%.
Tolev Auto
