Lng plant maintenance/management system and method

PURPOSE: A system and a method for maintaining an LNG plant are provided to reduce the possibility of accidents by performing systematic servicing operations. CONSTITUTION: A database(100) stores information about equipment in an LNG plant. A QR code(200) is respectively attached on the equipment in the LNG plant. The QR code has unique ID information allocated to equipment. A personal terminal(300) extracts the ID information in the QR code by reading the QR code. The personal terminal displays the information on a screen by receiving the equipment information stored in the database. A program server(400) is connected to the database. The program server provides the equipment information to the personal terminal. [Reference numerals] (A1,A2) Maintenance result; (B1,B2) Inspection result