The captain is responsible for the whole ship's work, berthing and berthing, commanding on the bridge when crossing the dangerous area, and going through the formalities after berthing and berthing.

the chief engineer is the person in charge of the engine room. When berthing and leaving, you should get off the engine room when crossing the dangerous area. Make a document report of the engine room. When refueling, he is the general manager.

the first mate is the person in charge of the deck department. Take charge of the work of the deck department, mainly the maintenance and cleaning of the deck and cabin engine living area. When berthing and berthing, twist the cable at the bow, and hoist and anchor.

The big ship is responsible for the daily maintenance of the engine room, managing the main engine, oil supply unit, lubricating oil separator, etc.

The second mate is responsible for the communication equipment such as radar, and when berthing and leaving, the cable is twisted at the stern. Send it back to the company at noon.

the second tube wheel is responsible for the auxiliary engine and emergency generator. Fuel separator, fuel storage and installation.

The third mate is mainly responsible for some emergency equipment and fire fighting. Lifeboats, etc. There are some signs posted. Operate the car on the bridge by berthing and leaving. Pick up and drop off water.

Three-tube wheel is mainly responsible for emergency equipment, such as emergency fire pump and oil-water separator. Also manage pumps, pipelines and valves of boilers and ballast systems.

the machinist and the boatswain work under the leadership of the first mate of the big-boat. Assist them in their work.

The mechanic and the sailor are on duty with the engineer and the driver respectively, obey the command and work under the arrangement of the second engineer and the first mate.