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The Emperor Ho-Ti was pleased by this invention and granted Cai Lun an aristocratic title which contained great wealth. But in the end his great wealth and position led to his downfall when Cai Lun drank poison and committed suicide after he had taken a bath and had been dressed in fine robes.   

Cai Lun's invention is dated AD 105. The Emperor Ho-Ti was pleased by this invention and granted Cai Lun an aristocratic title which contained great wealth. But in the end his great wealth and position led to his downfall when Cai Lun drank poison and committed suicide after he had taken a bath and had been dressed in fine robes.   

By the tenth century, paper production was widespread enough to spawn a printing industry in China. Chinese papermakers pulped the bark of the mulberry tree, a process which could not be duplicated elsewhere. In the fourteen century, Europeans developed paper mills that used water power to pulp rags. The inexpensive paper produced by these mills was the basis the printing revolution.  

By the tenth century, paper production was widespread enough to spawn a printing industry in China. Chinese papermakers pulped the bark of the mulberry tree, a process which could not be duplicated elsewhere. In the fourteen century, Europeans developed paper mills that used water power to pulp rags. The inexpensive paper produced by these mills was the basis the printing revolution.