There are probably several reasons why you cannot write your name with a red pen:

1. In the past, when the emperor approved memorials, the ink used was vermilion, and the emperor was the Supreme Being. , everything used is unique or a symbol of dignity. The emperor used a red pen. In order to show his uniqueness, others could no longer use red pens to give instructions, let alone their names.

2. In the ancient execution ground, a wooden sign with the name of the prisoner would be inserted behind the executed prisoner. The prisoner's name was written with chicken blood. Later, the death penalty was written with a red pen. The prisoner’s name and place of origin. A check mark will now be placed next to a prisoner's name after execution. Therefore, at this time, red becomes more unlucky, and most people will not write their names in red.

3. According to ancient Chinese folklore, when the Lord of Hell fills out the book of life and death, if he writes someone’s name with a vermilion pen, it means that the person should report to the Palace of Hell and will undoubtedly die, so he cannot Write the name with a red pen.

4. In ancient times, if you wrote a letter with a red pen, it meant breaking off the relationship, so you cannot write your name with a red pen.

The saying that "the alchemy book is ominous":

1. The ancient rulers used the pretext of destiny and fabricated the so-called "heavenly book" to be written with an alchemy pen, so it was called "the alchemy book" , tabooed by the common people.

Second, the preferential treatment certificates issued by the emperor to meritorious officials are often written in "alchemy script", and the exemption certificates are also written in red pen. These two meanings are far away from us.

3. The direct impact on people's concepts and the "unlucky alchemy" mentality is because in ancient times, ink pens were used to record the names of criminals. Until now, the names of criminals who have been sentenced to death are marked with "" in red pen. ×” or “√”. Therefore, people avoid using red pen when writing letters.

Reference for the above content? Baidu Encyclopedia-Unknown Alchemy