By Sebastine Obasi The completion of the 5,000 barrels per day modular refinery located at Ibigwe, Ohaji/Egbema Local Government Area of Imo State, has been described as a landmark achievement of Waltersmith Petroman Oil Limited. The Group Managing Director of Nigeria National Petroleum Corporation (NNPC), Mele Kyari, who was represented by Yusuf Usman, Chief Operating […]