The Siliguri-based XXXIII Corps handled the sensitive Indo-Tibetan border. XXXIII Corps, the formation that was responsible for the defence of the Macmahon line. The 33 Corps Operating Signal Regiment was a part of 14 Army during World War-II. The regiment moved to its present location along with the Corps HQ in 1962. It participated in the 1962 India-China war and captured some Chinese communication equipment. These equipment are kept in Corps of Signals Museum at Jabalpur to enable the future generations of soldiers know about the bravery and dedication shown by their predecessors.