“亲不亲,故乡人”.作为社会职业之一的军事职业,其成员绝大多数远离家乡,远离亲人,每当在遥远的异乡,偶遇昔日故知,听到那熟悉的乡音,亲切之感油然而生.老乡,这种非正式群体,作为一种社会事实,它不但反映了军人的个性心理特征,更重要的是,这种群体又带有一定的社会性,对军队中的各类组织过程,有一种不可低估的影响.那么,这种社会现象产生的原因及其特征是什么呢?它对军队组织带来哪些正负面效应?我们应当如何正确地认识它、引导它,进而利用它更好地增强部队的凝聚力,提高战斗力?本文试从社会心理学的视角,结合我国军事职业的实际,就此作一些粗浅的探讨. “Pro-pro, hometown.” As one of the social occupations of the military occupation, the vast majority of its members away from home, away from their loved ones, whenever in a remote foreign land, occasionally know the old story, hear the familiar accent, a sense of intimacy As a social fact, fellow villagers, such informal groups, not only reflect the psychological characteristics of the individual soldiers, but more importantly, they also have some social features. They are not responsible for the various types of military forces Organization process, there is a kind of influence that can not be underestimated.What is the cause and characteristic of this social phenomenon? What positive and negative effects does it bring to military organization? How should we know it correctly, guide it, It better enhances the cohesion of the troops and enhances the combat effectiveness.This article attempts to make some superficial discussions on the matter from the perspective of social psychology and the actuality of our military occupation.