Before him, CPI-ML's Rajaram Singh was MLA from Obra assembly constituency for ten years.

When Satyanarayan Singh came, being of a business character, he successfully prevented the polarization of votes in favor of CPI-ML against his party.

In the 2019 Bihar By-election he was selected as the NDA candidate from 212 Dehri constituency and won the election with one of the biggest margins in the history of the Dehri constituency, he defeated Mohammad Firoz Husain of Rashtriya Janata Dal by a margin of 33,971 votes.

He is a true socialist and supporter of Karpuri Thakur, JP Narayan, Pt.

This article about a Bharatiya Janata Party politician from Bihar is a stub.