Zheng (pinyin: zhèng, zhēng) is a first-class standardized Chinese character. This word first appeared in Shang Dynasty Oracle Bone Inscriptions and Shang Dynasty inscriptions. Its ancient glyph is the shape of a city with a foot. Its original meaning is "sign". The purpose of levy is pacification and rectification, which leads to pacification and justice, from pacification to decision, examination and demarcation.

From rectification to justice, it further extends to governance, and the people who govern are also called "righteousness", which further extends to norms and laws. From the "positive" of the principal to the "positive" of the deputy. The motto "True is true" in Shuowen is an extension of meaning.

The word "Zheng" also refers to the first month of the lunar year, which is called "the first month". It was extended to calendars, such as Xia Zheng and Zhou Zheng. Read zhēng for the above meaning.

"Zheng" is the original word of "Zheng". Yes, Oracle Bone Inscriptions (alas, city, country) (stop, March) means conquering unjust cities. The original meaning of coinage: marching and fighting, an unjust place. Some Oracle Bone Inscriptions write the box representing the square country as solid point reference symbols and reference characters. Mun-song Kim continued the Oracle Bone Inscriptions glyph. Some inscriptions rewrite reference symbols from solid points to horizontal points.

In ancient times, people compared the trajectory of the sun and the moon to the long journey of people, and extended the meaning of "Zheng" in the first month, such as "gathering rhyme and clearing rhyme": Zheng, the first month of the year. In summer, the moon is being made; Yin is right to make ugly moons; Zhou Jianzi said Zheng. In the Zhou Dynasty, the sun solstice was regarded as "active" and the winter solstice was regarded as "the first month". At this time, the sun moved to the Tropic of Cancer in the southern hemisphere and will start a new round of operation.