1. Liangzhu Ancient State (3100-2500 BC), an ancient city with a total area of 2.9 million square meters was found in the core area of Liangzhu Culture, the site of excavation. It is an ancient country with a history of about 5000 years, earlier than the legendary Yanhuang tribe and the Xia Dynasty.
 2. This is the first city site of Liangzhu Culture found in the middle and lower reaches of the Yangtze River, and it is also the largest city site found in China at the same time.
 3. According to the unearthed cultural relics and the composition of the city wall, and the overall study of the site, it is preliminarily determined that this ancient city of Liangzhu has a history of 5000 years.
 4. Since the loss of Liangzhu Ancient Country, the tribes in the Central Plains have gradually become the center of prehistoric oriental civilization.
 5. This is very important for the study of the beginning of Chinese civilization history, and the history of Chinese civilization may be rewritten accordingly.
 6. Song Jian said that according to previous archaeological research findings, the Xia Dynasty was the beginning of China's "national history", but this ancient city of Liangzhu was earlier than the Xia Dynasty, and so far, it may be the "first kingdom of China".
 7. According to the research of the Project of Exploring the Origin of Chinese Civilization, 5000 years ago, the land of China had entered the "ancient times".
 8. From 5800 to 5300 years ago, the civilization on the land of China was like a star.
 9. It is found that China's history textbooks will also be revised.