National relationships are the mutual exchange,contact,interaction and effect among related ethnic groups in the process of their survival and development. The friendly ethnic exchange and interaction can help to form relatively high state identity and ethnic identity among all ethnic groups in minority regions. Based on the survey of ethnic relations in Inner Mongolia,the paper mainly addresses the social interaction among ethnic groups,inclusion between immigrants and local ethnic groups,the inconvenience of ethnic identity in daily life,the subjective evaluation of the local and national ethnic relations and ethnic conflicts etc. in order to reflect comprehensively the current state of the ethnic relations in the Inner Mongolia autonomous region.