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