 In one case, bronze vessels belonging to the ruling family of the State of Xu were discovered in an Upper Xiajiadian grave at Xiaoheishigou (小黑石沟), evidenced by the inscriptions on one of the vessels.Upper Xiajiadian culture shows evidence of a drastic shift in lifestyle compared to that of the Lower Xiajiadian culture.The Upper Xiajiadian culture placed less emphasis on permanent structures, preferring to reoccupy Lower Xiajiadian structures or reuse Lower Xiajiadian stones for building Upper Xiajiadian structures.