We have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for Porous Structures, Ss Filter Cartridge , Portable Hydrogen Gas Detector , Dew Point Monitor ,Ozone Bubble Diffuser . We will supply best quality, the most market competitive price, for every new and old customers with the most perfect green services. The product will supply to all over the world, such as Europe, America, Australia,Angola , Salt Lake City ,Kuwait , St. Petersburg .More than 26 years, Professional companies from all over the world take us as their long-term and stable partners. We are keeping durable business relationship with more than 200 wholesalers in Japan, Korea, USA, UK, Germany, Canada, France, Italian, Poland, South Africa, Ghana, Nigeria etc.