Police say they are given blank verdict forms from the courts, which they fill in themselves.
After being interrogated by a Uyghur official, the students went missing from Tora Prison.
The number includes 11 immediate family members, two of whom have served prior jail terms.
Reports of older detainees suggest authorities are casting a wide net to meet camp quotas.
Authorities alleviate cramped quarters by sending kids to facilities in other parts of China, sources say.
They take on tough farm work to make up for wages lost by men held in re-education camps.
The crackdown comes after the Xinjiang Communist Party chief calls for a massive region-wide security operation to prevent the occurrence of any incident, large or small.
An official says detainees will not be freed until they admit it was ‘wrong’ to leave China.
The move is the latest in a series of measures that privilege the use of Chinese in the region's schools, regardless of students' ethnicity.
His status as a ‘Patriotic Religious Scholar’ was ignored by police arresting the young men.
The latest security measure forced upon Muslims is being rolled out in various districts.
Employees are ordered back to work to promote ‘stability’ in the region.
The Qingzhen Bookstore, which traded online as IslamBook.net, ceases operations as its owner is detained on terrorism-related charges.
Local officials are ordered to detain anyone exhibiting religious ‘extremist’ tendencies.
Hotel industry sources across the country report bans on ethnic minority Uyghurs from Xinjiang ahead of a ruling party congress.
Hans get ‘green lanes’ and Uyghurs must exit their vehicles for lengthy security checks.
Thousands of books and mats have been confiscated since late last year, officials said.