We emphasize advancement and introduce new products and solutions into the market each year for Nitrogen Cryogenic Piping, Double Wall Storage Tank , Liquid Oxygen Tank , Vacuum Dewar ,Vacuum Insulation . All prices depend upon the quantity of your order; the more you order, the more economical the price is. We also offer good OEM service to many famous brands. The product will supply to all over the world, such as Europe, America, Australia,Sudan, Bangladesh,Mauritania, South Africa.We are proud to supply our products and solutions to every costumer all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.