In order to study the possible palace building shapes and practices of the No.2 rammed earth station in the ruins of the ancient city of Zhao State in Handan, through on-site investigation, sorting out the archaeological findings and historical data, analyzing the architectural forms and construction techniques of the king city of Zhao during the warring States period, the building materials and construction techniques used at that time were deduced and the No.2 rammed earth station was restored to a high-rise palace building with a mixed structure of civil engineering.