Circular Circular of Bangladesh Road Transport and Highways Division dated 08 September 2026 regarding the corrigendum Number 2 bidding documents for CP-07: “Lot 7a: Design, Manufacturing, and Installation of Railway Systems Comprising of Signalling System, Telecommunication System Platform Screen Doors and Enterprise Resource Management System, and Lot 7b: Design, Manufacturing, and Installation of Electrification System” of MRT (Line-5): Northern Route