Barge-type LNG bunkering system is to mount the bunkering equipment on the motorless barge. It can be built on water areas where the ship-shore connection length is not long, with wide sea route, slow water flow, shelter against wind, deep water, and good bottom conditions, away from the densely populated areas, marine navigation concentration areas, and channels, etc. not affect the navigation or environment in an adverse way compliant with Regulation on the LNG Bunkering Station on water. Such station has different models; barge + shore, barge + pipe rack + offloading onshore, independent barge station. The barge-type LNG bunkering system has proven technology and is flexible and can be relocated.