青铜器在世界各地均有出现，是一种世界性文明的象征。铜大缸厂家，最早的青铜器出现于6000年前的古巴比伦两河流域。苏美尔文明时期雕有狮子形象的大型铜刀是早期青铜器的代表。青铜器在2000多年前逐渐由铁器所取代。
Bronze wares have appeared all over the world, which is a symbol of world civilization. The earliest bronzes were found in the Babylonian Mesopotamia 6,000 years ago. The large bronze knife carved with the image of lion in the Sumerian civilization is the representative of the early Bronze ware. Bronzes were gradually replaced by iron more than 2000 years ago.