Ding is the most important weapon of the country, symbolizing the world and good luck. And Tintin and Winning. Since ancient times, there has been a saying that it's a deal.

According to Xia Benji, Kyushu is Jizhou, Lingzhou, Qingzhou, Xuzhou, Yangzhou, Jingzhou, Yuzhou, Liangzhou and Yongzhou.

"History of Small Arms" contains "Casting Jiuding from Jiumu Gold", which was recast several times later.

During the Wu and Zhou Dynasties, Wu Zetian recast Jiuding: Yuzhou Dingming Yongchang, Yongzhou Dingming Chang 'an, Jizhou Dingming Wuxing, Yanzhou Dingming Riguan, Qingzhou Dingming Shaoyang, Xuzhou Dingming Dongyuan, Yangzhou Dingming Jiangdu, Jingzhou Dingming Jiangling and Liangzhou Dingming Chengdu.

Jiuding in Northern Song Dynasty was cast in 1 105: Zhengding Ding is the Emperor Ding, Dongding Ding, Nanding Ding, Beiding Ding, Northeast Wooden Ding, Southeast Ding, Southwest Ding, West Ding and Northwest Ding.

In the Northern Song Dynasty, Jiuding was cast in112, and it was named Shen Xiao Jiuding, which was named as "Tai Chi Flying Clouds Robbed Ding", "Cangwu Wine Storage Ding", "Five Gods Ding in the Mountain", "Lingdong Ding", "Heaven and Earth Yin and Yang Ding" and "Chaos Ding" respectively.