余干 Traditional form: 餘干 Pinyin (reading): Yúgān Definitions: Yugan county in Shangrao 上饒/上饶, Jiangxi Characters: 余 - surplus, remainder; surname 干 - arid, dry; to oppose; to offend; to invade Traditional characters: 餘 - surplus, remainder, excess 干 - arid, dry; to oppose; to offend; to invade