Who are the three officials of Sanguan Temple?

The three officials in the Sanguan Temple are the three saints Yao, Shun and Yu, which are called "Three Realms". God bless the people, Yuan Di, local officials forgive sins, Emperor in the Yuan Dynasty, Emperor Yin Dong in Yuan Di.

Sanguan Temple is located in Doum Palace at the middle foot of Mount Tai. It consists of the mountain gate, the bell and drum tower, the east and west halls and the Ursa Major Hall. It covers an area of 780 square meters. Sanguan Temple, built on the cliff halfway up the main peak, is magnificent. There are three emperors in the temple who worship folk beliefs, namely, Shangyuan Pass, Zhong Yuan Di Pass and Xia Yuan Shui Pass. The temple was built without examination, and it was destroyed by soldiers. In the early Qing dynasty, monks were able to rebuild the temple, which was funded by Cai Shiying's family at that time and the temple was updated. Sanyuan Temple is suspended in mid-air, with 53 steps at the entrance, commonly known as Fifty-three Ginseng.