Abstract: To make natural gas liquified is only means to realize the ocean- going trade of LNG. Having remarkable advantages in ocean shipping, storage and city peak- shaving, the ocean shipping trade of LNG is going ahead fast in recent years. This paper introduces the LNG trade worldwide and base- load LNG plants existed and/or to be built in the world. The LNG production of main LNG export countries, such as Indonesia, Algeria and Malaysia, are introduced.