Our Zhengcan filter Manufacturer factory specialized in all kinds of filter research and development,production, selling in the integration of modern enterprise. Filter in basically have: Cars filter, Engineering mechanical filter, Hydraulic filter, etc.  Company has 200 employees, 20 professional and technical personnel, 30 managerial personnel. It brought in advanced  professional manufacturing equipments more than 80 sets, and import the laboratory equipment to ensure the quality for each one filter. We have the drawings for each one filter. For confirmed the size and customer requirement , every filters go through by 3 times, so we can assure every export filter is the good one. Our filters exported to more than 10 countries. our filters win the favors and high praises of customers home and abroad with supports of the various testing measures and perfect structures. Our company produce air filter,   oil filter and fuel filter more than 50,000,000 pcs per one year. Our filter OEM manufacturer for the world's two well-known brands. We will provide sincere service, excellent quality. Please contact us at your convenience if you have any other requirements. We hope to have a long-term cooperation with your company. Thanks! Best regards!