肯特省
Dogsom was born in 1884 in present-day Bayan-Ovoo district of Khentii Province. Literate at an early age, he first worked as a scribe in his district and provincial assemblies, and then at the ministry of finance during the Bogd Khaanate. In 1915 he participated as a scribe in negotiations that led to the Treaty of Kyakhta.