1. Hull structure: including all parts of the hull, such as hull, keel, bottom, bow and stern.
2. Electromechanical equipment: including main engine, auxiliary engine, electrical equipment, communication equipment, steering gear, anchor machine, etc.
3. Pipeline system: including water supply, drainage, oil circuit, gas circuit, fire fighting and other systems of the ship.
4. Outfitting equipment: including deck equipment, lifting equipment, mooring equipment, life-saving equipment, navigation equipment, etc.
5. Ship test: including ship stability test, speed test, navigation test and sea trial. In the test chamber inspection, all the above-mentioned construction objects need to be tested, inspected and verified to ensure that the design and construction quality of the ship meets the relevant standards and specifications.