Even though the land is claimed, by the laws of war, the land can be occupied by another country if the country is able to establish themselves with their military forces.

After the claim, China was able to establish and occupy Tibet, by this law, and Aksai Chin was part of the region that China was able to occupy

It is also stated in Chinese maps of 1958 that the Aksai Chin is Chinese territory.

China has the right of claim over Aksai Chin as it was stated in maps of 1958 that it was China territory. By 1951, China also extended numerous posts in Aksai Chin, the India Government did not establish itself there. It was also announced by the People's Republic of China that they would be occupying Tibet, which is where Aksai Chin is located.