Oil and Gas Industry Activated carbon for pressure swing adsorption Water Purification and Wastewater Treatment (for Both Potable and Wastewater) Supply and Circulation Systems. The Green Adsorbent (Specialty Packing) PTA Oxidation Unit The Ethylene Desalting Water (Refined Packing) Ethylene Unit Alkaline-free Deodorization (Refined Desulfurization Alcohol) Re-distillation Unit