乾隆以来,清水江流域二百公里成功开辟与争江案判决蕴含的民族区域自治有关。清水江二百余年争江案,异时异级官府仍照旧章案例之判决,蕴涵了民族区域自治制度之萌芽。乾隆改明朝苗墙隔离、雍正兵剿为以蛮治蛮新制度,维护了清水江流域长期化、规模化木材商品活动,实现了苗疆与王朝的经济良性互动。苗疆、国家权力耦合拓展了清水江流域的发展空间、维持了社会稳定、推动了多民族融合,进而促进了流域经济社会和文化大发展。
It was the institutions that made the different costs of empires colonizing the two-200 kilometers upstream areas. Emperor Qianlong successfully colonized the 200 kilometers Qingshuijiang areas, which was recorded in the judg- ments of the river right case lasting for more than 200 years, and even instructed by the Emperor Jiaqing. Different govern- ments had the same standpoint looked like simple case law, which in fact contained regional national autonomy. The line was granted as the boundary for "Miao-Han" by Qing dynasty. Based on the line, Emperor Qianlong turned Ming dynast y' s Miao Wall into regional autonomy system, changed emperor Yongzheng suppression by forces into Miao self-autonomy. Under the new institutions, the timbers had its way by the river, which connected the Miao areas and empires togeth- er. The join forces between Miao areas and the empire expanded its ways, which maintained the social stability, merged multi-ethnic together, and promoted Qingshuijiang areas economic , social and cultural development.