The government says Communication the attackers Attack confessed Reveal_secret to Jihadist motives and membership in the terrorist Terrorism group East Turkestan Islamic Movement Social_event ( ETIM ) , while an overseas pro-Uyghur independence group claims Statement the attackers Attack were frustrated Hindering by a lack of options for nonviolent anti-government protest Request .

ETIM acknowledged Statement responsibility for the attack Attack on September 8 , as well as for the attack Attack in Hotan earlier that same July .