Shri Sudhanshu Mani, IRSME, ex GM/ICF is a retired Indian Railways engineer with 38 years of service. Known as the key figure behind the Vande Bharat Express (Train 18). Developed the train at Integral Coach Factory (ICF), Chennai, in a record 18 months. Vande Bharat is India's first indigenous semi-high-speed train, launched in February 2019. Authored the book "My Train 18 Story" about its development journey.