Kang Yatse II Peak Expedition begins from Leh. Arrive in Leh through flight or train. Your stay will be in the hotel after you reach. Leh is already at a height of 11,000 ft, hence you should be acclimatized pretty well.
Tibetan for "high grassland lake", also referred to as Pangong Lake, is an endorheic lake in the Himalayas situated at a height of about 4,350 m (14,270 ft). It is 134 km (83 mi) long and extends from India to China.