My company's high vacuum adiabatic cryogenic liquid pipeline through careful design, strict manufacturing, reasonable connection, to achieve the cold loss to very low, cryogenic liquid in -196 through 24 hours without frosting, without sweating, products after years of use proved to be the first in the industry, the products are suitable for transporting LNG Lo2 LN2 LAr, etc. , it is widely used in LNG vehicle fueling station, steel works, metallurgy, chemical industry, food, large-scale air separation liquid transportation and natural gas engineering.