Excavations at the Shuanghuaishu Site in Gongyi unearthed the remnants of a sprawling city that traces its origins to the ...

archaeologists found a small red pottery shard the size of a fingernail on a cliffside. Based on this finding, it was determined that this site was likely a Neolithic Yangshao culture settlement.

Archaeologists discovered over 300 pieces of various pottery and jade ornaments ... and contains elements from the Central Plains Yangshao culture, Southern Qujialing culture, and Liangzhu ...