The more prosperous cities in the Tang Dynasty were: Chang'an, Luoyang, Yangzhou and Chengdu.

Chang'an: The ancient name of Xi'an. It is the first capital city in history to be called "Beijing" and the first real city in history.

It is the ancient capital of thirteen dynasties. It is the capital city with the most dynasties, the longest time and the greatest influence in Chinese history. It ranks first among the four ancient capitals in China. It is the birthplace of Chinese civilization, the cradle of the Chinese nation, and the cradle of Chinese culture.

An outstanding representative, with a permanent population of 1.85 million during the heyday of the Tang Dynasty.

Luoyang: A prefecture-level city under the jurisdiction of Henan Province. It is located in the west of Henan Province and the middle and lower reaches of the Yellow River. It is named because it is located in the sun of the Luo River. It is one of the four ancient capitals in China, one of the four holy cities in the world, a world-famous cultural city, and a national

The regional central city is known as the ancient capital of the Thirteen Dynasties and was the eastern starting point of the Silk Road during the Sui and Tang Dynasties.

Yangzhou: A prefecture-level city under the jurisdiction of Jiangsu Province, it is located in the central part of Jiangsu Province, on the north bank of the Yangtze River and the southern end of the Jianghuai Plain. It is a United Nations Habitat Award-winning city, a famous hot spring city in China, and one of the first batch of national historical and cultural cities.

Chengdu: also known as "Rongcheng", is a sub-provincial city located in the central part of Sichuan Province and the west of the Sichuan Basin. It is the headquarters of the Western Theater Command, one of China's five war zones, and is a world capital of gastronomy named by UNESCO.