This research was conducted in four overseas Chinese communities in Binchuan County, Dali Prefecture of Yunnan Province. This paper adopts the concept of "multi-community", based on field investigation and individual interview, and focuses on the formation of multi-community, culture and identity awareness of returned Chinese. Under the background of the construction of Chinese national identity, this paper studies the diverse and heterogeneous group relations and the adjustment of ethnic relations within the returned overseas Chinese community, and investigates the cultural differences, multi-ethnic dynamic balance and identity integration within the returned overseas Chinese community, trying to explore and analyze the measures for the returned overseas Chinese to build Chinese national identity under the new immigration trend, and to provide constructive thinking and solutions for the construction of Chinese national identity in the border ethnic areas.
1. The Research Purpose
2. The historical basis and realistic basis for Southeast Asia's returning immigrants to build the Chinese nation's sense of community
3. The fieldwork of returning immigrants to build up the consciousness of the Chinese nation community
4. The practical path of Southeast Asia's returning immigrants to build the Chinese nation's community consciousness