RCH High Pressure Cryogenic Pump is a kind of vertical multistage centrifugal pump in which the pump and motor are coaxial and the whole is immersed in the low-temperature medium. Installed on the outside of the storage tank, its role is to pressurize the low-temperature medium transported from the storage tank and transport it to the downstream carburetor, so as to achieve the gasification of the low-temperature medium.