What happened to the iron reform in Sichuan?

Tiegaiyu is fictional, and it may be that some surnames in Sichuan changed to other surnames to avoid disasters in the Yuan Dynasty. The legendary descendants of Temujin, nine sons and ten scholars, are all fake. I searched all the directories of Jinshi in the Yuan Dynasty, but I couldn't find them. At that time, Qingyang's Song Dynasty family had nine sons and ten scholars. Both Huang Tingjian and Lu You have been to Jingyan. At the beginning of the Yuan Dynasty, Qing Yang Meng Yan, a criminal prosecutor, angered the emperor. He changed his name anonymously in order to avoid copying all over the house. Qingyang surname suddenly disappeared, and the story of folklore Yu was also verified. Yu Can found the answer from here.

Qingyang Kai, a native of Tongchuan, was a scholar in the first year of Song Dynasty.

Green balcony, Jing Yanren, Song Xining years Jinshi, returned to China.

Qingyang Hui, a native of Jianzhou, was a scholar in the Song Dynasty for three years.

Qingyang Chong, Renshou, a scholar in Song Dynasty.

Qingyang Zhong Bo, Jing Yanren, was a scholar in Song Dynasty.

Qingyang Shilu, Renshou, was a scholar in Xichun period of Song Dynasty.

Xie, a native of Qingyang, Renshou, was a scholar in the Song Dynasty for four years.

In addition, there are also Qingyang people, such as:

Qing, Jing and Song Dynasties.

Qingyang Zhongguang, Jing, Song.

Qingyang prospered the Song Dynasty, Jingyan was a man, and Song was a man.

Qingyang Xu, a native of Jingyan, was a juren in Song Dynasty.

In addition, "Yellow Valley Collection" has Qingyang bamboo slips, the word Xigu, and Jingyan people. In the Yuan Dynasty, Meng Yan, a native of Qingyang, was born in Chengdu and lived in Zhenjiang. The eldest son, Qingyang Huai, and the second son, Qingyang Bi.