"Quality initial, Honesty as base, Sincere support and mutual profit" is our idea, so as to build repeatedly and pursue the excellence for environmental sensor probe, Carbon Dioxide Gas Sensor , Porous Bronze , Metal Porous Materials ,Home Brew Keg Carbonation . Our Lab now is "National Lab of diesel engine turbo technology " , and we own a professional R&D team and complete testing facility. The product will supply to all over the world, such as Europe, America, Australia,Slovak Republic , Pakistan ,Czech Republic , San Francisco .Wide selection and fast delivery to suit your needs! Our philosophy: Good quality, great service, keep improving. We've been looking forward that more and more oversea friends join in our family for further development near the future!