Liu Ao, the Emperor of Han Dynasty in Zhao Hede, was a favorite concubine. She served with her sister Zhao (the second queen of Emperor Han Cheng) and enjoyed imperial power and harem for more than ten years. After the death of Emperor Han Chengdi in 7 BC, she committed suicide.

Zhao Hede and Zhao are legendary beauties in the history of China, and their evaluation is mostly negative. Historical records record that they are beautiful women. Her name is not recorded in the official history, and Hurd's name comes from the legend of Yan Fei.

Emperor Han Chengdi was really fascinated by Zhao Hede. At Zhaoyang Palace in Chang 'an, the capital at that time, he built a magnificent bedroom for Zhao Hede. The atrium is covered with vermilion, and the columns are painted (in China tradition, vermilion is a noble color; In the first century BC, paint was still a treasure.

The doorsills are all made of copper (at that time, copper was a rare metal, almost equal to gold, which would make people sit up and take notice), while copper is gold-plated (at that time, gold is as valuable as modern tungsten shafts), the steps are made of snow-white jade, and exquisite wall lamps made of gold are hung on the walls.