We are Huizhou Green Union Technology Co. Ltd. based in Huizhou, China. We are member of TradeKey.com since August, 2012. Our business is related to Energy Products industry and we specifically deal in biogas. Please find our product details below: Household red mud biogas tank 1.Light weight, small volume, foldable, convenient for carrying and transportation, disposable and easy Installation. 2.Weight: just 10-20kg, (easy to handle) Diversified biogas storage bags 1.Shape:vertical and horizontal cylinder cone ，spnere , or we can design what you need. 2. safe, hard-wearing ，easy to move, easy installation ，easy maintenance and 100% utilization. Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.