58 Battalions of ITBP (Indo Tibet border force), 12 additional battalions (12000 personnal) for deployment at 54 new border outposts.
Corps
* Armoured divisions
- XIV Corps Ladakh-based
- III Corps - Rangapahar (Dimapur), Nagaland
- IV Corps - Tezpur, Assam
- XXXIII Corps - Siliguri, West Bengal
- XXI Para (SF) that is being deployed under the Tezpur
- The Parachute Regiment has 10 units under it of which eight are Special Forces units while the rest are Para Commando units with capability of launching airborne operations.Seven among them are trained and classified as Special Forces, which are supposed to carry out counter-insurgency operations during peacetime and sabotage enemy installations beyond enemy lines during wars.
- Six armoured regiments, equipped with 348 tanks (58 tanks per regiment, including reserves). *
- Three mechanised infantry battalions , amounting to about 180 BMP-IIs.(infantry combat vehicles).
- Two battalions of the airborne troops with around 1,500 personnel under the elite Parachute Regiment of the Army.
- A new mountain "strike" corps with two "independent" infantry brigades and two "independent" armoured brigades, totalling over 80,000 soldiers.It will be called 17 Corps.
- A new corps with two specialized high-altitude divisions for "rapid reaction force capability in mountains.
Armoured brigade to cover the flat approaches from Tibet towards India’s crucial defences at Chushul, some will be located in the Siliguri corridor in Bengal, covering the approaches from Sikkim to the plains rest will be located on the flat, 17,000-feet-high North Sikkim plateau, on which border areas are hotly disputed between China and India. They have T-90MS Tanks and additional are in order.
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- Sukhoi-30MKI fighters are flying from IAF air bases in Tezpur and Chhabua, with additional air bases coming up in Jorhat, Guwahati, Mohanbari, Bagdogra and Hashimara.
- Six squadrons of the anti-aircraft Akash missile will defend north-eastern airspace.
- The IAF is modernising eight Advanced Landing Grounds, which would support offensive operations in the sector.
- Apaches from US expected to be attack helicopter.
- M-MRCA and C-130J (Panagarh in West Bengal) will be added to the sector.
- Six mid-air refueling tanker aircraft are planned to be stationed at Panagarh air base in West Bengal.(Ilyushin-78 or European A-330 MRTT)
I might have missed some.
Thank you @SpArK for that qualitative information !