ScienceZong to hike operational fee from 1.5% to 2%Yasir AmeenApril 6, 2012April 6, 2012 by Yasir AmeenApril 6, 2012April 6, 2012 Karachi: Zong has announced that it will charge 2 percent operational fee from April 10, which is 1.5 percent at present deducted along with 19.5...