Infrastructure Development Company Limited (IDCOL) signed an agreement with GPH Renewable Energy Ltd to finance their first rooftop solar project. Under the project, GPH will install 3.90 MWp solar PV systems on the factory rooftops of GPH Ispat Ltd located at Chottogram and 2.15 MWp on the rooftop of Eco Ceramics Industries Ltd at Munshiganj, reads a press release.