Theo MSC circular as built after 1393. Ship May 20, 2011 to build the ship and is before July 1, 2014, encourages owners, vendors use new hook as soon as possible The system in accordance with MSC.320 (89), For Ship built after July 1, 2014, the ship's lifeboat hook system shall only chuẩn MSC.320 (89), and full fill theo test requirements MSC.321 (89).
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