Quote from Hong Kong - Wikipedia Hong Kong ( / ˈ h ɒ ŋ k ɒ ŋ / (US) or / h ɒ ŋ ˈ k ɒ ŋ / (UK); Chinese : 香港 , Cantonese : [hœ́ːŋ.kɔ̌ːŋ] ( listen ) ), officially the Hong Kong Special Administrative Region of the People's Republic of China ( abbr. Hong Kong SAR or HKSAR ), [d] is a city and special administrative region of China on the eastern Pearl River Delta in South China . With 7.5 million residents of various nationalities [e] in a 1,104-square-kilometre (426 sq mi) territory, Hong Kong is one of the most densely populated places in the world. Hong Kong is also a major global financial centre and one of the most developed cities in the world .