Until three years ago, Rongbul, a small village in South Sikkim, suffered from various problems, including irregular power supply, lack of government school teachers, and no development among others. However, things turned better in 2014 when Raj Yadav IAS was appointed South Sikkim's District Magistrate as he launched an inspirational project to adopt and transform villages like Rongbul. Here's all you need to know.