IDCOL has invested BDT 500 million in issuance of unsecured, non convertible and coupon bearing bonds in two tranches by Grameen Phone Limited with an aggregate value of up to 4,125 million on a private placement basis to the potential domestic institutional investors in Bangladesh for terms up to 2 years. The purpose of the issuance is to paying off some of the existing short-term debts of GPL and expansion of its network.