Dhiraj Kumar Singh  –

RRB NTPC (commercial apprentice( CA ),traffic apprentice (TA),enquiry-cum-reservation clerk goods guard, junior account assistant-cum-typist, senior clerk-cum-typist ,assistant station master (ASM) traffic assistant, senior. time keeper )electrical signal maintainer (ESM) ,assistant driver, loco pilot, technician ,RRC group D ,Delhi Metro and other competitive examinations.