Well known, industrial sector contributes to a highly impressive and significant percentage of India’s Economy. Also, strengthening the central Economy of our country. And, Industry is the main framework of the developing Economy. once we encounter different states; here comes the state of Bihar; predominantly growing at a striding rate occupying very large position in industrial development of State. Bihar, mostly supported agro. based industries has been supporting from previous couple of decades to state industries in raw materials, minerals, dairy industry through milk, sugar industries etc. upto an outsized extent. Also, several industries are boosted up by the govt to extend manufacturing since times. Industrial development has not only furnished to Economy but also has renewed many sectors and approved for promotion and development of infrastructure. Mostly, agriculture has become more productive too increasing productivity and per capita income contributing to economy. As, agriculture and industry are directly linked to every other. and every one aspect add up to the state for development from all perspective and supporting Central economy also.

Keywords: Dairy Products; Socio-Economic Development; Milk Products; Rural Economy.