LIFE RAFT is a boat that has no self-propelled capacity for lifesaving on board. The life raft is stocked with a certain amount of food and fresh water for occupants to use for rafting at sea.  Life rafts can be divided into rigid life rafts and inflatable life rafts according to their structure.
Lifeboat is a special boat that is placed on board a ship to rescue occupants when the ship is in danger. Use paddles, sails, power machines, etc. The boat is often equipped with an air tank so that the boat still has sufficient buoyancy after entering the water to ensure the safety of the boat and the persons on board. There is also a certain amount of fresh water, food and daily necessities on the lifeboat of the seagoing vessel.
Rescue Boat is a motorized boat used to rescue people in distress and to assemble lifeboats and rafts with good maneuverability. In order to rescue the distressed personnel and assemble the marine survival craft more safely and quickly, the ship must be equipped with rescue boats as required.