
With the continuous upgrading of the global automobile industry, vehicle engines are becoming more precise, environmentally friendly, and efficient. As essential protective parts of automobiles, oil filters, air filters, fuel filters, and cabin filters play an irreplaceable role in protecting engine systems, reducing mechanical wear, optimizing fuel combustion, and improving driving comfort.
As a professional auto filter manufacturer with mature production experience, we always focus on technological innovation, standardized production, and strict quality control. In recent years, we have continuously introduced advanced production equipment, automatic folding machines, high-precision molding machines, and multi-functional testing instruments to ensure that every batch of filters maintains stable filtration efficiency, excellent dust holding capacity, strong pressure resistance, and long service life.
We strictly follow international production standards in raw material selection. All filter paper, non-woven fabric, rubber sealing materials, metal shells, and adhesive materials are carefully screened and tested before mass production. High-quality filter materials ensure high dirt absorption capacity, uniform air permeability, and stable filtration performance under extreme temperature and pressure changes.
In the production process, we implement full-process quality inspection, including raw material inspection, semi-finished product testing, finished product performance testing, air tightness testing, and durability testing. Every product is strictly checked to avoid defective products entering the market.
At present, our auto filters are widely applicable to passenger cars, commercial vehicles, engineering machinery, and special vehicles. We provide stable and reliable filter products and professional OEM and ODM services for global customers, winning long-term trust from markets in the Middle East, Europe, Southeast Asia, and other regions.
Qinghe County Dongsen Auto Parts Co., Ltd. is located in Qinghe County, Xingtai City, Hebei Province. It was established in 2024. Although the company was established a short time ago, it has more than 10 years of production experience. We are a manufacturer specializing in the production of air filters, air conditioning filters and oil filters. The filters produced by our factory serve the domestic and foreign markets and have won unanimous praise from customers in Southeast Asia, Africa, South America and other regions.