He was also elected chairman of the working group for drafting of the Islamic Chamber of Commerce & Industry Constitution in the Istanbul Conference in 1977.
He was also chairman of All Pakistan Textile Mills Association (East Zone) from 1969 to 1971, founder chairman of Bangladesh Textile Mills Association (BTMA), founder director of Investment Corporation of Bangladesh (ICB) and director of Sadharan Bima Corporation.
[1][3][4] Khan joined politics in 1978 and was also elected member of parliament (MP) in 1979 from Bangladesh Nationalist Party (BNP) led by President Ziaur Rahman.
His younger son, Kalim A. Khan, was married to Nusrat Khanam, daughter of industrialist S.M Kamaluddin (founder of Concord Group).
His death was condoled by President Iajuddin Ahmed, Speaker of the Jatiya Sangsad Barrister Jamiruddin Sircar, and other prominent members of the government and society.