The characters carved on tortoise bones and animal bones in Yin and Shang Dynasties are called

The characters carved on tortoise bones and animal bones in the Yin and Shang Dynasties were called Oracle Bone Inscriptions.

During the Yin and Shang Dynasties, the royal family carved tortoise shells and animal bones to record good and bad luck. The words carved on tortoise shells and animal bones were called Oracle Bone Inscriptions.

Oracle Bone Inscriptions is an ancient script in China, also known as Wen Qi, Oracle Bone Inscriptions, Yin Ruins or tortoise shell and animal bones. It is the earliest known mature Chinese character, which mainly refers to the characters carved on tortoise shells or animal bones by the royal family in the late Shang Dynasty in China. It is the earliest known carrier of Shang Dynasty system characters in China and East Asia.