Summala Gu, formerly known as Su, was a maid of sourdrang queen in Qing Dynasty and was born in an ordinary Mongolian herdsman family. She joined the court village at the end of the Jin Dynasty. Experienced five dynasties: Destiny, Tiancong, Chongde, Shunzhi and Kangxi. Familiar with Mongolian characters. In the first year of Chongde in the Qing Dynasty, he participated in the design of the founding crown of the Qing Dynasty. He was the first teacher of Emperor Kangxi in the Qing Dynasty.

Aunt Summala has served Xiaozhuang for 60 years and has never been married. Her relationship with Xiaozhuang has gone far beyond the relationship between master and servant. During the reign of Emperor Kangxi, Xiao Zhuang asked Su Spicy Valley to teach Emperor Kangxi to learn, and became the first teacher of Emperor Kangxi. He served beside Emperor Kangxi and had a very close relationship with Emperor Kangxi. According to legend, Xiaozhuang wanted him to marry Emperor Kangxi, which is also some unofficial history, which has not been confirmed.

Summala menstruation is a special figure in the history of Qing Dynasty. As a servant of sourdrang queen, after four dynasties, as a maid, she had an indissoluble bond with the Qing Dynasty. When Hogg and Dourgen competed for the throne, Xiaozhuang and Aunt Summala played a vital role. Aunt Summala ventured to meet Dourgen, but Dourgen did not become the "prince" of the usurper. And after the death of Sumatra, Emperor Kangxi was buried as a concubine and buried with Xiaozhuang.