By Rafiq Vayani ABU DHABI/KARACHI: AD Ports Group (ADX: ADPORTS), a global leader in trade, logistics, and industry, announced today the signing of a concession agreement with Karachi Port Trust (KPT), the Pakistani federal government agency that oversees the operations of the Port of Karachi. Under the terms of the 50-year concession agreement, a Joint Venture between AD Ports Group, as …