Our company puts emphasis on the management, the introduction of talented personnel, and the construction of staff building, trying hard to improve the quality and liability consciousness of staff members. Our company successfully attained IS9001 Certification and European CE Certification of Holtop Industrial Air Conditioning System Solutions, Hospital use heat exchanger , villa fresh air solution , air treatment ,negative pressure ventilation . We believe that in good quality more than quantity. Before export of the hair there is strict top quality control check during treatment as per international good quality standards. The product will supply to all over the world, such as Europe, America, Australia,Ecuador , Macedonia ,Ottawa , Uganda .The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.