Kokrajhar, Dec 2: Dipankar Bose has taken over the charge as the Group General Mager (GGM), NTPC, Bongaigaon on Friday. This was informed by Assistant Mager, Public Relations, Priyanka Bhuyan.Sources said Dipankar Bose joined the NTPC as ET in the year 1983. Prior to Bongaigaon, he had worked at NTPC Farakka (WB), Talcher Super Thermal Power Station (Orissa), Talcher Thermal(Orissa) and Korba (Chattisgarh). He has worked in Ash Handling, R&M, Fuel Magement and Mechanical Maintence. He has got rich experience in the field of operations.