Hong Kong is one of two special administrative regions (SARs) of the People's Republic of China (PRC), the other being Macau. Situated on China's south coast and enclosed by the Pearl River Delta and South China Sea, it is renowned for its expansive skyline and deep natural harbour. With a land mass of 1,104 km2 (426 sq mi) and a population of seven million people, Hong Kong is one of the most densely populated areas in the world. Hong Kong's population is 95 percent ethnic Chinese and 5 percent from other groups. Hong Kong's Han Chinese majority originate mainly from the cities of Guangzhou and Taishan in the neighbouring Guangdong province.
In 1979, Shenzhen was just a fishing village and is now a metropolis with over five million (four million in the urban area itself), the first Special Economic Zone. It is the richest city in China in terms of GDP / capital (excluding Hong Kong).
Shenzhen is a new city in southern China near Hong Kong, Macao and Guangzhou, forming with them a Megalopolis.
Shenzhen is located on North River Pearl River from Hong Kong. The city is huge and boasts the tallest building in China, but also some excellent parks "beautiful China", which reproduces scenes from history, architecture, traditions of China, "Chinese Village" which reproduces the scale 24 Chinese villages 1:1 and "Window of the World", which brings in the same place the most important architectural monuments in the world at 1:15 scale
Total area of the city of Shenzhen is 1,948.