1. Location Hongkong is located in the south of China, the core of East Asian economic circle. Its geographical advantage is obvious: it connects the Pearl River Estuary in the north and the South China Sea in the south. Located between Southeast Asia and Chinese mainland, it is the economic, trade and financial center of the Asia-Pacific region. It is a special administrative region in the south of China, located on the west bank of the Pearl River Estuary, adjacent to Zhuhai City, facing the South China Sea in the east and Zhongshan City in Guangdong Province in the northwest. 2. Historical knowledge The history of Hong Kong can be traced back to the Neolithic Age, but in modern history, Hong Kong was ceded to Britain because of 1842' s treaty of nanking and became a British colony. From 65438 to 0997, Hong Kong returned to China and became the People's Republic of China (PRC) Special Administrative Region. During the Ming Dynasty, it was a trade concession granted by the government of China to the Kingdom of Portugal, and it formed a homophonic word in Portuguese and Chinese, which kept its colonial tradition, including the legal system, for a long time. 1999 returned to China and became a special administrative region of China.