We specialize in manufacturing filtration equipment(water,air or oil treatment systems), purified equipment, pressure vessel,oil-water separators and high-accuracy cartridges, such as water filter, oil filter, air filter and so on. During the last 3 years, we have passed the ISO 9001 (2000) international quality system certification,with the license of category I, II pressure vessel design and manufacture. Therefore, we can design and reconstruct the equipment and engineering according to the users’ requirements. In May 2007, we are presented the pressure vessel "U" design and manufacture certificate of authorization and Regulation Stamping by the American Society of Mechanical Engineers (ASME).At the same time, we get the NB certificate. We wish to extend our warm welcome to customers, old and new, to enter into business relationship, and cooperate to jointly build a brilliant future.