民族是社会发展到一定阶段的产物,作为一种人们生活文化共同体,民族群体具有语言、地域、经济和通过文化表现的心理等方面的基本特征。在不同民族之间的交往中民族关系逐步构成,作为民族在生存和发展的过程中必然发生和经历的一种社会现象,民族交往包括民族之间接触、交际、联系、协作等,是一种同时具有社会性和民族性的社会关系整合的过程。民族关系随着经济快速发展和城市化进程的加快也在不断变迁。本文通过对呼和浩特市姜家营村的考察,来探讨民族关系的变迁对社区建设的积极作用和消极影响。 Nationalities are the product of a certain stage of social development. As a community of people’s life and culture, ethnic groups have the basic characteristics of language, geography, economy and psychology through cultural expression. As a social phenomenon that inevitably takes place and experienced during the survival and development of a nation, it is a kind of social phenomenon that the ethnic relations gradually form in the intercourse between different nationalities. The ethnic contacts include contact, communication, connection and cooperation among different ethnic groups At the same time, it has the social and national integration of social relations. With the rapid economic development and the acceleration of the process of urbanization, ethnic relations are constantly changing. Through the investigation of Jiangjiaying Village in Hohhot, this paper explores the positive and negative effects of the changes of ethnic relations on the community construction.