Our Honghai Filter company has already passed ISO9001, 2000 quality system attestation and also passed a Chinese quality attestation center CQC attestation,also affirmed by Shang truck as appointed factory.we have hundreds of products:Our patented products are over 20 varieties, in order to promise  quality, the air filters adopt spiral gum craft(a new patent in our country)which uses strengthening protection gum line that has great air capacity making the service life rate of filtering raise over 40%.
We import the advanced  equipment product line from American and have the high quality technics  in producing the clapboard STEYR air filter element . The clapboard STEYR air filter element has its particular quality and good performance: large flow, high filter rating, moistureproof , long-lived and other strong appoints. And more important, it can make your supercharger  more durable .If you use the products ,it will make you spend low expenditure to preserve the car and have a visible effect in improving the economic benefits.