The utility model discloses a liquefied natural gas solution feed system to improve continuity and supply efficiency that liquefied natural gas supplied with, convenience of customers uses, improve equipment's life. Liquefied natural gas solution feed system includes first confession liquid equipment, second confession liquid equipment, pressure boost gasification equipment and confession liquid house steward, wherein: first confession liquid equipment includes first pressure boost liquid phase pipe, first intake pipe and first drain pipe, the second supplies liquid equipment to include secondpressure boost liquid phase pipe, second intake pipe and second drain pipe, pressure boost gasification equipment include the vaporizer and with the vaporizer liquid inlet main pipe of vaporizer intercommunication and the vaporizer house steward that gives vent to anger, vaporizer liquid inlet main pipe and first feed liquor branch pipe and second feed liquor branch pipe intercommunication, vaporizer give vent to anger house steward and an air outlet pipe and the 2nd air outlet pipe intercommunication, supply the liquid house steward, with a liquid supplying branch pipe and the 2nd liquid supplying branch pipe intercommunication.