북한은 도시 행정 구역에 농업 지대인 군을 포함시키고, 농촌 행정 구역에는 공업 지대인 로동자구 및 지구를 신설·편입함으로써 행정 구역상에 있어서 지역별 자급자족 체제를 갖추도록 하였다.
North Korea caused it to be feasible to ascertain a self-sufficiency system by area in the administrative area by such as the county, which is an farming area, into the urban administrative district, and also by newly establishing and integrating the industrial area, the employees' area and district, within the rural administrative district.