Cai Lun

1. Positive feedback. Cai Lun is talented and diligent in his studies. He has made several mistakes with a stern face, and has distinguished his achievements and losses. He invented papermaking technology and promoted historical development, ranking seventh in "The 100 Most Influential People in History". 2. Negative evaluations. Cai Lun is an eunuch who once rebelled against his lord. He is very fond of smelting iron and is also very good at it. Occasionally, he can also assist in casting at home