Tender For 01- Supply & Installation Of Optical Cables In Meeting Hall Of Finance Department At Main Secretariat Patna. For The Year 2023-24. 02- Supply & Installation Of Video Conference System In Meeting Hall Of Finance Department At Main Secretariat Patna. For The Year 2023-24. 03- Supply And Installation Of Audio Conferencing System (Digital Mixer, Network Switch And Audio Delegate Microphone Extension Power Supply) For Central Hall At Extended Newly Constructed Building Of Bihar Vidhan Mandal, Patna For The Year 2023-24,