A city of northeast China on the Gulf of Bo Hai east of Beijing. It was formerly a treaty port. Population, 300, 000.

秦皇岛中国东北部一城市，位于渤海湾沿岸、北京的东面，它以前是一个通商口岸，人口300。

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Port state control regulated by the country, in which the port is located, on the basis of relevant international treaty is a system to supervise and control vessel of Alien nationality.

港口国监控是港口所在国家根据有关国际公约规定的标准，对进入其港口的外国籍船舶所实施的一种监督与控制制度。

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Port state control regulated by the country, in which the port is located, on the basis of relevant international treaty is a system to supervise and control vessel of Alien nationality.

港口国监控是港口所在国家根据有关国际公约规定的标准，对进入其港口的外国籍船舶所实施的一种监督与控制制度。

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