Raj Narayan Singh promoted to DDGM grade
Raj Narayan Singh, Director of Mines Safety (Mechanical), has been promoted to Deputy Director General of Mines Safety (Mechanical) in the Directorate General of Mines Safety, Dhanbad.
Raj Narayan Singh, Director of Mines Safety (Mechanical), has been promoted to Deputy Director General of Mines Safety (Mechanical) in the Directorate General of Mines Safety, Dhanbad.
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