Which five cities are Beishangguangshen and Shenzhen?

Beishangguangshen means that the five cities with the strongest economic strength in Chinese mainland are Beijing, Shanghai, Guangzhou, Shenzhen and Nanjing. The comprehensive strength of these five cities is at the most advanced level in Chinese mainland, and they are also called first-tier cities. It has a solid economic foundation and considerable political resources, the ability to radiate to many surrounding provinces, rich educational resources and profound culture, as well as prosperous and beautiful night scenes, extremely convenient transportation and unique urban charm.

Beijing, referred to as Beijing for short, is the capital, municipality directly under the Central Government, international metropolis, national central city, megacity, national political center, cultural center, international exchange center, scientific and technological innovation center, economic and financial management center and decision-making center of People's Republic of China (PRC). It is the office of The Central Committee of the Communist Party of China (CCCPC), People's Republic of China (PRC), the Central People's Government and the National People's Congress.

Shanghai, referred to as "Shanghai" or "Shen" for short, is a municipality directly under the Central Government of the People's Republic of China, a megacity, an international metropolis, a national central city of China, an economic center, a trade center and a shipping center of China, and the first batch of coastal open cities. Located at the mouth of the Yangtze River, it faces Kyushu Island across the East China Sea, with Hangzhou Bay in the south and Jiangsu and Zhejiang provinces in the west.

Guangzhou (Canton, also known as Yangcheng), the capital of Guangdong Province, is known as the "South Gate" of China, and it is a megacity. It is an international metropolis, an international business center, an international comprehensive transportation hub, a national central city, a national comprehensive gateway city, a national historical and cultural city and the third largest city in China. Since 1930s, Guangzhou has been the main port of the Maritime Silk Road, the largest port in China during the Tang and Song Dynasties, the only foreign trade port in China in the late Ming and early Qing Dynasties, the only port with a long history of more than 2,000 years in the world, the "cradle of the Oriental Maritime Silk Road" and the reputation of "the capital of the Millennium".

Shenzhen, also known as Pengcheng, is a city under the jurisdiction of Guangdong Province and an international metropolis. It is located in the south of Guangdong Province, on the east bank of the Pearl River Delta, separated from Hong Kong by water, bordering Daya Bay and Dapeng Bay in the east, the Pearl River Estuary and Lingdingyang in the west, Hong Kong and Shenzhen Rivers in the south and Dongguan and Huizhou in the north. Shenzhen is a city born as a result of reform and opening up, and it is also an immigrant city.

Nanjing, nicknamed "Jincheng" or "Jinling", is an international metropolis, the capital of Jiangsu Province and the core city of the eastern metropolitan area. Nanjing is one of the four ancient capitals, the ancient capital of the 13th Dynasty, the first batch of national historical and cultural cities, and an important birthplace of Chinese civilization. Blessed by China several times in history, it has long been the political, economic and cultural center of southern China.