淮海 Traditional form: 淮海 Pinyin (reading): Huáihǎi Definitions: Huaihai, economic hub around Xuzhou 徐州 ( Xúzhōu), including parts of Jiangsu, Shandong, Henan and Anhui provinces Characters: 淮 - a river in Anhui province 海 - sea, ocean; maritime Traditional characters: 淮 - a river in Anhui province 海 - sea, ocean; maritime