Authorities in the northwestern region of Xinjiang have detained dozens of Kazakhs in a crackdown on devout Muslims or those with links overseas since May.
The new policy follows efforts in the capital to document residents based on ethnic background.
Officials say buyers are eligible only if their neighbors are from a different ethnic group.
Kyrgyz are being sent to reeducation centers, while their traditions are slowly stamped out.
Haliq Mahmut had not taken part in protests, but removed a bullet from a fellow Uyghur’s leg.
The directive to recall Seypidin Azizi's books suggests Beijing aims to whitewash Uyghur history, observers say.
They call Dolkun Isa's detention by Italian police an attack on the right to freedom of expression.
Hebibulla Tohti had been lauded by China’s official Islamic Association for his accomplishments.
Prayer services are now preceded by flag ceremonies and lectures on patriotism.