Claim: The Zun or yi used in the Northern Song is a type of Chinese ritual bronze or ceramic wine vessel used in religious ceremonies.
Evidence: The zun or yi, used until the Northern Song (960–1126) is a type of Chinese ritual bronze or ceramic wine vessel with a round or square vase-like form, sometimes in the shape of an animal, first appearing in the Shang dynasty. Used in religious ceremonies to hold wine, the zun has a wide lip to facilitate pouring.