到了春秋乱世,随着周王朝实际统治能力的丧失以及金属冶炼技术的普及和提高,铸造青铜九鼎无论在政治上和技术上都不再是一件困难的事情。根据近年的考古发现,春秋时代楚国就已经自己铸造青铜九鼎,这是与历史文献记载楚国国君称王的年代相一致的。考其楚国铸造青铜九鼎的具体年代,应该就在楚庄王 In the Spring and Autumn Period, with the loss of the actual dominance of the Zhou dynasty and the popularization and improvement of metal smelting techniques, casting bronze Jiuding is politically and technically no longer a difficult task. According to archaeological discoveries in recent years, the ancient Kingdom of Chu in the Spring and Autumn Period had cast its own bronze Jiuding, which is consistent with the historical records of the king of Chu period. Examination of the specific era of Chu casting bronze Jiuding Chu should be king