The reason why the condemned man writes his name in red means that the supreme power irretrievably deprived him of his life. Red stands for supreme power. I've been using it In the past, the emperor used a vermilion pen to approve the memorial, which was called Zhu Pi. No one can give instructions in scarlet letters except the emperor. You can't write a letter with a red pen, which means breaking off diplomatic relations. So you can't write your name in red.

Extended data:

detailed description

1, Zhu pi: comment on writing written with Zhu Bi.

The Qing emperor wrote instructions on the memorial with a brush.

2, calligraphy. Comments written on the pages of a book review.

3. Zhu Pi: See "Zhu Pi Yu Yu Yu".

4. Calligraphy instructions of the old government.

Go back to the fourth and seventh chapters of the Biography of Awakening Marriage: "On the card, Zhu Pi said:' If the limit is violated for one day, the county police and the original police will each be responsible for twenty board corrections. " "

5. Comment and proofreading when proofreading with Zhu Bi. Hu Shi? Reprinted the preface of Gan Long Renzi Edition: "Stop saying that the remnants of Zhai are cracked. Zhu Piyun said,' It goes without saying that Jia Qiang and Jia Jun were ancestors.' "

6. In the Qing Dynasty, when the emperor wrote the imperial edict, it was called Zhu Pi. The memorial is the minister's report to the emperor. The throne written by the emperor in Zhu Mo was called Zhu Pi's throne or Zhu Pi's imperial edict, which was called Gong Zhongping in the past. "I know", "the Ministry knows" and "the Ministry deliberates and plays" are the common expressions used by the emperor when watching the ministers' memorials, indicating that I know what I played.

Baidu Encyclopedia-Zhu Pi