龍海市與廈門特區共處一個海灣，是明代中葉我國東南沿海地區海外貿易的中心，也 是“海上絲綢之路”的重要起航港口。隨着水下考古的全面展開，現時已發現了四處水下文物遺 址，時代涵蓋宋朝至清朝，並初步挖掘出大批瓷器和金屬器，瓷器等大部份未經使用，應是對外 貿易的商品。遺址和出水文物為沿海地區的歷史、經濟、文化、民俗、海上貿易提供了十分可靠 的資料。

Longhai was famous for foreign trade in the southeast of China after the mid-Ming Dynasty, and was a key maritime port for the silk road. There are abundant underwater cultural relics. Along with the developmengt of underwater archaeology, lots of porcelain and metal devices were being discovered. It has been providing dependable data for history, economic, culturally and folk custom of coastal areas. Additionally it is very important for application of the world cultural heritage of Maritime Silk Road.