The story "Smart Tortoise" was written by Shi Liang, which is an early education story. The "smart turtle" is introduced as follows:

Smart Tortoise tells the story of Cong Cong the tortoise and the frog doll. They are good friends and very brave at the same time. Cong Cong and the doll have many interesting stories when they outwit the cunning fox. This story conveys the smart, brave, United thought and helpful character to children through the interesting story of the smart turtle, which can be used to better teach children to grow up. In addition, the tortoise defeated the fox by its own cleverness, escaped from danger, and was fearless when in danger.