Our company has been manufacturing water, air, bag, cartridge filter since 1990. We are a professional filter manufacturer. We are professional who have been working on environmental problem in industry for 32 years. And now, We developed a new technology called ES technology. We applied this technology to our Nano filters. We will provide not only industrial uses, but also health water for family use by using ES nano technology filter. Daejin Filter Co., Ltd. is located in Chilgok, Gyeongsangbuk-do, and the production products are classified into two types of air pollution prevention filters and water pollution prevention filters. Air pollution prevention filters are being applied to industrial dust collection facilities, clean rooms, hospitals, and indoor clean facilities in buildings. Water pollution prevention filters are widely supplied and used in precision industries other than semiconductor cleaning processes, precision chemistry, precision processing, plating, water purification, pharmaceuticals, chemicals, and food. Recently, there are nanocomposite filters for water purification that are being applied in mass production. Major production products include backfilters, filter cloth, cartridge filters, HEPA filters, other air conditioning filters, Plated cartridge filters, Nanofiber filters, Microfilters, housings, dust collectors, and other various parts.