What is Oracle Bone Inscriptions engraved on?

Oracle Bone Inscriptions wrote it on tortoise shells and animal bones.

1, Oracle Bone Inscriptions is an ancient Chinese character in China, which is also called "Wen Qi", "Oracle Bone Inscriptions", "Yin Ruins Book" or "Tortoise Shell Animal Bone Book".

2. It is the earliest mature Chinese character that we can see at present, mainly referring to the characters carved on tortoise shells or animal bones by the royal family in China in the late Shang Dynasty, and it is the earliest known systematic Shang Dynasty writing carrier in China and East Asia.

3. Oracle Bone Inscriptions has a symmetrical and stable model. Calligraphy has three elements, namely, using a pen, finishing words and composing music. Judging from the number and structure of fonts, Oracle Bone Inscriptions has developed into a more rigorous and systematic writing. The "six-character" principle of Chinese characters is reflected in Oracle Bone Inscriptions. However, the traces of the original pictures and words are still obvious, and the meaning of pictographs is also obvious. Oracle Bone Inscriptions is the earliest mature script in China and a precious cultural heritage of human society. Oracle Bone Inscriptions was mainly used for royal divination in the late Shang Dynasty in China. Because Oracle Bone Inscriptions was carved with a knife and the tortoise shell itself was made of materials, Oracle Bone Inscriptions can be preserved to this day.

Through Oracle bone inscriptions, we can see that although there was no pen and paper like this in ancient China, people at that time had a standard to answer questions related to calligraphy. Oracle bone inscriptions had pens, knots and rules. It is understood that through the textual research of many experts and scholars, it is found that the keel used in Oracle Bone Inscriptions's writing is actually a divination tool in Shang Dynasty, mainly tortoise shell and cattle scapula.