What's the name of the eunuch next to Qin Shihuang's mother?

Entrusted by Lv Buwei, the prime minister of Qin, he pretended to be a eunuch and entered the palace to have an affair with Evonne, the mother of Ying Zheng, the king of Qin. He was highly valued by the queen mother and was named a long letter Hou. He had two illegitimate children with the Queen Mother and claimed to be the "false father" of Ying Zheng, the king of Qin. Later, he was denounced, failed to launch a rebellion, and was executed by Ying Zheng, the king of Qin, who died in a car.

Extended data

Hou Feng Yang Shan-

Later, in order to hide, Evonne and Lao Ai moved to Yongcheng, the old capital of Qin State, and they gave birth to two sons. With the queen mother's increasing trust and attention to Lao Ai, her power began to be checked and balanced, while Lao Ai became more and more arrogant and was named as a long letter.

After Lao Ai was sealed, he took Yang Shan (now Juye County, Shandong Province) as his residence and Taiyuan County, Hexi as his fief, and received a generous reward. Everything in Yongcheng was decided by Lao Ai, and everything in the palace was also decided by him. There are thousands of servants and guests at home, and there are thousands of guests who go to Laoai for official positions.