抗日战争时期,八路军所在的西北地区非常贫困落后。陕甘宁边区政府下辖23个县,丰年粮食还够吃,略有自然灾害就会出现大批饥民外出逃荒要饭。延安地区的工业只有马掌加工等少量的手工业,延长虽出产少量石油,但也没有充分开发利用。当时陕甘宁边区军委直属部队(包括抗日军政大学)约3000人, During the period of the Anti-Japanese War, the northwest region where the Eighth Route Army was located was very poor and backward. The Shensi-Kansu-Ningsia Border Region Government has 23 counties under its jurisdiction. The harvest food is still enough to eat. A small number of natural disasters have led to a large number of famine-ridden barbarians. The industry in Yanan only had a small amount of handicrafts, such as the processing of horseshoe crabs. Although it extended the production of small quantities of oil, it did not make full use of it. About 3,000 troops directly under the Central Military Commission of the Shaanxi-Gansu-Ningxia Border Area (including the Anti-Japanese Military and Political University)