The Chilanqiao site is a newly discovered Shang Dynasty site in the Guanzhong region,from which a wealth of bronze casting remains were found.Adopting a chaine operatoire approach of bronze casting,this paper reconstructs the copperware production process at the foundry,involving raw material preparation,mould making,copper melting and casting,demoulding and post-casting treatment.Additionally,this paper discusses the spatial layout and developmental changes of the bronze foundry,emphasizing the significance of the Chilanqiao site and the discovery of bronze manufacturing remains for the study of Shang Dynasty society in the Guanzhong region.