Eastern and southern coastal areas of Laizhou Bay are the representative sea water intruded regions in the world,two intrusion typies with of peculiar sea water and underground brine .

• 莱州湾东、南沿岸地区是世界上具代表性的海水入侵区域之一，该地区有海水、埋藏卤水(古海水)两种不同的入侵类型。