How did Cai Lun die?

Cai Lun died of a power struggle in the imperial court and committed suicide. In A.D. 12 1 year, Cai Lun was involved in the struggle for power and profit of the Eastern Han regime, and Emperor Wu of the Han Dynasty ordered him to surrender. Cai Lun was ashamed of being tried, so he bathed himself, put on the most beautiful clothes, and then committed suicide by taking poison.

Cai Lun (? -12 1) from Guiyang county in the eastern Han dynasty. In the last years of Han Yongping, he entered the palace as a minister. In the second year of Zhanghe (AD 88), Cai Lun was promoted to be a regular servant because of his meritorious service to the Empress Dowager, and Cai Lun also held an official position. Cai Lun summed up people's paper-making experience in the past, innovated the paper-making technology, and finally made "Cai Hou Paper". In the first year of Yuan Xing (A.D. 105), it was reported to the imperial court, and Han and Emperor ordered the popularization of his papermaking method. In the first year of Jianguang (A.D. 12 1), he committed suicide because of a power struggle.