The disappearance of kanden was mainly due to societal demand for equalization of taxes on land which spread through various regions around the delta of the Yangtze River in the late Ming period.
官田の消滅には、明代後半期から長江デルタ地帯を中心に各地で強まった、土地に対する公課負担均等化への社会的要請が大きい。