This is a map of Hong Kong. The green part is New Territories.
New Territories (Chinese: 新界; pinyin: Xīnjiè; Jyutping: San1gaai3) is one of the 3 main parts of Hong Kong. It is between Kowloon and the border between Hong Kong and Mainland China. It also includes over 200 outlying Islands. About 3.5 million people live there.