Yao ethnic group, in China. 瑤族

Putting on a show: Some of the women work as performers in a troupe, putting on shows for tourists coming to the area

The ladies of Hualong village: The women are characterised by their red embroidered dresses and their long hair

Many of the women work as performers in a local troupe or sell clothes and blankets to visitors
The ancient Chinese community where women only cut their hair ONCE in their lives  | Daily Mail Online
http://www.dailymail.co.uk/news/peoplesdaily/article-3723244/A-village-Rapunzels-Inside-ancient-community-women-cut-hair-lives.html