The BBC has been given rare access to the vast system of highly secure facilities thought to be holding more than a million Muslims in China’s western region of Xinjiang.
Authorities there insist they are just training schools. But the BBC’s visit uncovers important evidence about the nature of the system and the conditions for the people inside it.
Here is link to the video https://www.bbc.com/news/av/world-asia-china-48667221/inside-china-s-thought-transformation-camps