Clothing serves as the most direct carrier of ancient Chinese ritual culture and ethnic divisions.The late Longshan and Erlitou periods in archaeology are considered as the Xia period.During the late Longshan period,various states existed and used varied ornaments.By the Erlitou period,Central Plains ornaments,while inheriting from the cultures of southern Shanxi and the Hai-Dai region,also absorbed influences from the northwest,reflecting the strong integration capability of the Erlitou culture and laying the foundation for the later regional scope of"Huaxia dresses".