Sumalagu was a palace attendant of the Qing Dynasty

Qing Dynasty

The Qing Dynasty was the last dynasty of China, ruling from 1644 to 1912 with a brief, abortive restoration in 1917. It was preceded by the Ming Dynasty and followed by the Republic of China....

. She was a close confidante of Empress Dowager Xiaozhuang during the reign of the Shunzhi Emperor

Shunzhi Emperor

The Shunzhi Emperor was the third emperor of the Manchu-led Qing dynasty, and the first Qing emperor to rule over China, which he did from 1644 to 1661. "Shunzhi" was the name of his reign period...

.

Empress Dowager Xiaozhuang called her "Gege", a title reserved for only imperial princesses.

Sumalagu taught the young Kangxi Emperor

Kangxi Emperor

The Kangxi Emperor ; Manchu: elhe taifin hūwangdi ; Mongolian: Энх-Амгалан хаан, 4 May 1654 –20 December 1722) was the fourth emperor of the Qing Dynasty, the first to be born on Chinese soil south of the Pass and the second Qing emperor to rule over China proper, from 1661 to 1722.Kangxi's...

 the Manchu language

Manchu language

Manchu is a Tungusic endangered language spoken in Northeast China; it used to be the language of the Manchu, though now most Manchus speak Mandarin Chinese and there are fewer than 70 native speakers of Manchu out of a total of nearly 10 million ethnic Manchus...

 while he was under her care. Later on, she was given the responsibility of looking after Yintao, one of Kangxi's sons.