The historical prototype of the heroine Shen Meizhuang in TV series Empresses in the Palace is the concubine Liu in Qing Dynasty.
Liu was born in the fifty-third year of Kangxi. She was a princess of the Qing Dynasty and entered the palace in the seventh year of Yongzheng. In the eighth year of Yongzheng, she was promoted to Liu Guiren. On June 11th, the 11th year of Yongzheng, she gave birth to Wang Hong, the sixth son of the king of the Lord protector.