Abstract: The primary party organization construction in Yanan period is a glorious course of the history of the grassroots party organization construction of the Communist Party of China. During the thirteen years， the party organization construction gradually became perfect and mature. It had made major achievements in unifying its thinking， improving its organization and improving its party spirit. The practice and exploration achievements in the construction of primary party organizations during the Yanan period enlighten us that we should stick to arming primary party organizations with Marxism， strengthen the style construction of grassroots party members， and attach great importance to the cohesion construction of primary party organizations in the new era.

Key words: Communist Party of China; Yanan period; primary party organizations

摘要： 延安时期的基层党组织建设是中国共产党基层党组织建设的一段光辉历程。延安时期的13年，党组织建设逐渐完善直至成熟，取得统一思想、完善组织、提高党性等主要成就。延安时期的基层党组织建设实践探索成就，启示我们在新时代要坚持用马克思主义武装基层党组织，切实加强基层党员队伍作风建设，高度重视基层党组织凝聚力建设等。

关键词: 中国共产党；延安时期；基层党组织