New Delhi, Aug. 7 -- India's railway overhaul is no longer just a promise-it's a full-throttle mission backed by record government spending. As this transformation gains speed, railway public sector units (PSUs) are stealing the spotlight on Dalal Street.

One name that's chugging ahead of the pack is Rail Vikas Nigam Ltd (RVNL). Whether it's electrification, metro expansions or station makeovers, the company is quietly powering some of the biggest infrastructure projects that will shape the future of Indian Railways.

But is RVNL simply riding the PSU frenzy or does it have the horsepower to deliver consistent, long-term gains? In this article we dive into RVNL's business model, order book and financials to see what could be on the horiz...