"Looking for Ancient China: Yunmeng Ji" reveals a number of archaeological research results for the first time. For example: by analyzing phytoliths in sediments and obtaining climate and hydrological data thousands of years ago, the formation and evolution process of ancient Yunmengze was completely restored for the first time; the appearance of the Han Dynasty bamboo slips in Shuihu Di was presented on video for the first time, and Empirical proof of the inheritance of the Han Dynasty from the Qin Dynasty; the latest archaeological excavations at Zhengjiahu Cemetery and multidisciplinary research results have revealed the true picture of population migration and interaction during the critical period of the formation of China's unified multi-ethnic country.