The group is being held at a center in southwestern China.
Chinese state media says the group was illegally crossing into Vietnam.
He was unable to recover from an infection due to unhygienic conditions at a detention camp.
Fresh volunteers and police are being deployed to busy locations and mosques ahead of the holiday season.
Failure to respond to police summons could lead to a string of forfeitures under fresh crackdown in Hotan county.
He had been jailed for more than a year for ‘illegal fundraising.’
Muslims in Xinjiang will be prevented from wearing religious garb the authorities believe is associated with extremism.
Seven former students of jailed scholar Ilham Tohti receive sentences ranging from three to eight years.