Urban planning is based on land ownership; re-designing and updating the registration system prior to preparation of urban plans involves extensive surveying, and this process is as yet incomplete.
市镇规划是根据地皮所有权的情况制订的；在制定市镇规划之前，必须为重新拟订和更新登记制度做大量的调查工作，而这项工作还尚未完成。