Nasrul Hamid, State Minister for Power, Energy and Mineral Resources, Power Secretary Monowar Islam, PDB chairman Shamsul Hasan were present at a deal signing ceremony of Engineering Procurement and Construction with Bangladesh Power Development Board and China Energy Engineering, at Bidyut Bhaban on Monday for re-powering Ghorasal Power Unit-4. BPDB secretary Md Zahirul Haque and Ding Yee of China’s farm signed the deal on behalf of their respective side.