建三江 Traditional form: 建三江 Pinyin (reading): Jiànsānjiāng Definitions: Jiansanjiang, large-scale agricultural development in Sanjiang river plain in Heilongjiang Characters: 建 - to build, to erect; to establish, to found 三 - three 江 - large river; the Yangtze; surname Traditional characters: 建 - to build, to erect; to establish, to found 三 - three 江 - large river; the Yangtze; surname