What was the name of the person who divined for the emperor in the Qin Dynasty?

It is Taibu who is in charge of divination.

(Qin official position: Feng Chang: Temple Sacrifice Etiquette (Tong Dian Guan Qi): "Feng Chang, Zhou Wei Chunguan Zongbo, Zhang Bangli, Qin changed to Feng Chang." ), silver silver ribbon, rank in two thousand stone (nine qing tong). The subordinate officer has a wife who is in charge of court music; Lord, in charge of ancestral temple sacrifice affairs; Taizai, in charge of the emperor's diet and sacrificial food (different from Taizai in Zhou Dynasty); A doctor in charge of witch doctors; Taishi, responsible for observing the stars, is also a royal historian; Responsible for divination and divination at the request of the emperor. )