Mannan was a general secretary of the Regional Council and Islamic Advisory Council during the administration of Ayub Khan . During the administration of Ayub Khan , Mannan was Secretary General of the Islamic Advisory Council and the Regional Council .
Mannan adalah setiausaha agung Majlis Wilayah dan Majlis Penasihat Islam semasa pentadbiran Ayub Khan. Semasa pentadbiran Ayub Khan, Mannan merupakan Setiausaha Agung Majlis Penasihat Islam dan Majlis Wilayah.