In the Eastern Han Dynasty, there was a man named Sun Jing, a famous politician. When he was young, he was eager to learn, often behind closed doors and kept reading alone. He studies from morning till night and often forgets to eat and sleep. He was tired and didn't rest. After a long time, he was too tired to doze off. He was afraid that his study would be affected, so he came up with a special way. In ancient times, men's hair was long.
This is the story of Sun Jing's hanging beam.
During the Warring States Period, there was a man named Su Qin, who was also a famous politician. When he was young, he went to many places to do things, but none of them were taken seriously. After returning home, his family was also very cold and looked down on him. This greatly stimulated him, so he made up his mind to study hard. He often reads until late at night, is very tired, often takes a nap and wants to sleep. He also came up with one.