元代的亦集乃路轄屬甘肅行省，由於地理條件及所處位置特殊，境內綠洲地帶，宜農宜牧，有屯田措施的進行，而軍屯、民屯的配合實施尤為特色。此外，又因地處西北邊境，亦集乃路有其軍事防禦相關角色的扮演，尤其亦集乃城是甘肅納憐道分佈的中心樞紐，由此向外，形成四通八達的交通分佈網絡。從亦集乃路的推行屯田及其所屬站赤的分佈及運作狀況，可瞭解亦集乃路在元代歷史發展中的角色及其所發揮的作用。 The Edzina lu was under the jurisdiction of Gansu province in Yuan dynasty. Its geographic location and climatic condition were very special. Its inside oasis areas were suitable for farming and animal husbandry. To garrison militia labors or soldiers and make them engage in farming was the particular productive measure in agriculture at the Edzina lu. Besides, the place was located in northwestern for its military defense purpose. The Edzina city was also the central point of Gansu Narin dao where was the origin of traffic network towards outside especially. In short, we can see how the Edzina lu played and effected its distributions from its farming measure and courier station in Yuan dynasty.