Ship lock introduction: The ship lock is 21 meters long, 7 meters wide and 8 meters high. It is designed as a double-line, single-stage, integrated water-saving lock, which is environmentally friendly and energy-saving. This is the first indoor ship lock in Nanning City. It took a total of 8 months from construction to completion. The operation of the ship lock is fully automated and computer controlled. In addition to regulating the water level, the ship lock also plays a role in preventing waterlogging.