South Tibet ( Chinese : ZÃ ngnÃ n è -- å -- ) is what the Chinese government names a geographic area that is the focus of border dispute between the Government of India and the China . South Tibet ( Chinese : ZÃ ngnÃ n è -- å -- ) is the name of a disputed region located on the middle of the Yarlung Zangbo River , 300 km north of the Himalayas .