我国东北大小兴安岭和三江口(黑龙江、松花江和乌苏里江口)一带的渔猎民族鄂温克、鄂伦春和赫哲族,由于地理环境闭塞和从事渔猎等攫取经济,直到上个世纪四五十年代以前,使用驯鹿的鄂温克族还处于原始社会末期家庭公社发展阶段;鄂伦春族处于地域公社发展阶段;只有赫哲族和部分从 The Ewenki, Oroqen and Hezhen clans, the fishing and hunting peoples along the Hinggan Mountains and the Sanjiangkou (Heilongjiang, Songhuajiang and Wusuli River estuaries) in northeast China, grab the economy due to the blockage of the geographical environment and fishing and hunting. Until the 1940s and 1950s, Evenkeens using reindeer are still at the stage of development of the late-stage family communes of the primitive society. Oroqen is at the stage of development of the commune of communes. Only the Hezhe and some