Zhangjiagang Duty-Bonded Area Filter International Trade Co., Ltd. is the licensed sales company for Zhangjiagang Huasheng Purifying Equipment Co., Ltd. which has been engaged in filter industry since 1974. "Huasheng" brand has been recognized as a reliable name in Chinese air filter industry. 



Our business target is not to sell products to you, but to sell solutions for the problems you meet. Since people are more and more concerned about air pollution, APC equipment is widely used and frequently retrofitted. For over 30 years, we have supplied quality air and oil filters for customers both at home and abroad. 



We offer a complete line of filtration products, from HVAC, HEPA/ULPA filters, high efficiency dust collector cartridges and pulse pleat filter elements to cartridge air filters, complete dust collector systems and...