Guizhou Wylton Catalytic Technology Co. Ltd. is based in China and lists CHP75B vanadium catalyst for sulfuric acid and Sulfuric Acid Catalyst CHP80B on Global Trade Plaza. The company states it was established in 2004. These products are vanadium catalysts used for the oxidation of sulfur dioxide to make sulfuric acid, featuring imported diatomaceous earth as support and a unique making process that enhances porosity, surface area, activity, bulk density, and pressure drop. The catalysts are designed for broad compatibility across sulfuric acid plants to support stable operation and meet stringent emission requirements.