He Jin
Han Sui was born to an influential family in Jincheng Commandery. His father held appointment at the capital and in 178, Han Sui followed in his father's footsteps by becoming a Reporting Officer at Luoyang. During his stay at the capital, he became friends with Cao Cao, and was instrumental in urging General-in-Chief He Jin to eliminate the eunuchs. However He Jin was reluctant and after some time Han Sui returned to his homeland in the west, where he became Assistant Officer of Liang Province.