The Qing Emperor's hat symbolizes the power of the Jin dynasty. In addition, the Qing emperor's crown is also called "crown", from the traditional nobleman crown and hat of the Mongol race of the female genitals, and later after the beautification and transformation, became the hat of the emperor of the Qing dynasty at that time. The Qing dynasty emperor crown hat is divided into winter crown, summer crown, auspicious clothing crown, line clothing crown.

Extended information:

< p>The Qing Dynasty insisted on the traditional dress of the Manchu people as the basis for the development of the crown system, so there was a major change in the Ming Dynasty's clothing system. Since the Qing Emperor Huang Taiji in the first year of Chongde began the initial customization, through changes and modifications, until the Qing Emperor Qianlong emperor of the high emperor of the world is basically determined. This is exactly what happened to the emperor's costume in the Qing Dynasty, which was a perfect blend of traditional features and elements of his own ethnicity.

The Emperor's permanent crown was characterized by a round hat with a folded brim in winter, full of red tassels and red velvet knotted top. Made of leather or green velvet. The summer crown is the same shape as the summer court dress crown, with jade grass or rattan, bamboo silk weaving, red yarn, silk, stone green woven gold rim. Adorned with Zhu Wei, red velvet knot top.

Reference:

Baidu Wikipedia - Crowns of the Qing Dynasty