By Riffat Mughal KARACHI: Pakistan’s Islamic banking windows of conventional banks continued to grow during the first nine months of the calendar year 2011 (9MCY11) with improved asset base. Net assets of the Islamic banking windows grew by 31.77 percent and stood at Rs 17.647 billion as on Sep 30, 2011 as against Rs 13.393 billion reported on Dec 31, 2010. Islamic banking business of 11 selected banks was included in this report. The banks taken for analysis include Standard Chartered Saadiq , Bank AL Habib , Askari Bank Limited , Habib Bank Limited , Faysal Bank Limited , National Bank of Pakistan , Bank Alfalah Limited , Bank of Khyber , Habib Metropolitan Bank , Muslim Commercial Bank and