The railway project is expected to bolster India's military logistics, enabling faster troop and equipment mobilization in the event of a conflict. The Siliguri Corridor, often referred to as India's 'Chicken's Neck,' is a vital strategic region, and any threat to it could have severe national security implications. However, India's border infrastructure still lags behind China's extensive network, which includes all-weather highways, railways, and military facilities in the Tibetan region.