The United States Treasury reported he took over leadership of the organization in 2003, following the death of its previous leader, and took a seat on al-Qaeda's shura (central committee) in 2005.

[2][3] Uyghur detainees at Guantanamo Bay "confessed" that they were trained by Abdul Haq and Hassan Mahsum in Afghanistan.

[5][6] Abdul Haq faced allegations from the US Treasury Department that he was behind a bombing that preceded the Beijing Olympics.

[3][7][8][9] It took place in North Waziristan's area of Mir Ali in Zor Babar Aidak town.

[12] On 6 December 2024, amidst the Syrian opposition offensives, Abdul Haq al-Turkistani released a statement saying "while the Muslims are celebrating these victories in every place, the Muslims of oppressed East Turkistan remain far removed from the news of them as they live under a filthy oppressive, disbelieving occupation that suppresses them by every means possible".