The Qinghe City sincere Filter Factory, founded in 2003, located in the Beijing-Kowloon Railway, 308 State Road, Qingdao-Yinchuan Highway interchange. Convenient transportation and pleasant environment, excellent equipment, advanced technology, perfect inspection equipment. Products in accordance with the ISO9001: 2000 quality management system of production, products are sold in Chengdu, Zhengzhou, Harbin, Shenyang, Shanghai and other 20 provinces, municipalities and autonomous regions and municipalities, by users of the trust and praise. The company specializes in production; heavy-duty trucks, buses, cars, mini trucks, construction machinery, PU glue series air filter ; Hanwei. Williams, Fukuda Aoling, Liu special, on the wood, Komatsu, Hitachi, Carter, Kobelco, Sumitomo, Chunlan, Isuzu, Shaanxi steam Delong, Cummins, Valin, air compressor, Ying Tian. Daewoo, industrial dust, Volkswagen, Chery, Buick, Nissan