In the Qing Dynasty, Wuying Hall was transformed into a "printing house" in the palace. This "printing factory" was established in the reign of Emperor Kangxi, and Emperor Kangxi ordered the establishment of Wuyingtang, which was responsible for the carving, printing and decoration of books in the inner government. Later, Yong Zhengdi changed the office of Wuyingdian to the calligraphy office of Wuyingdian, which became the editing office of the imperial court at that time.

During the Qianlong period, the book engraving of Wuying Hall reached its peak, and all the books representing the highest printing level in China came from Wuying Hall. The books carved in Wuying Temple are all made of special ink, and the paper is made of white, delicate and exquisite chemical paper, with beautiful fonts, excellent carving and high quality, so it is called "Temple Book".

According to historical records, Hua Kai paper was named after it was produced in Hua Kai, also known as "rattan paper", "flowering paper" and "peach paper". It began in the Tang and Song Dynasties and flourished in the Ming and Qing Dynasties. It is characterized by aging resistance, long service life, white and delicate, soft and soft, and was used as government paper in the Qing Dynasty at that time. It can be said that before it was replaced by modern technology, the most expensive paper in Qing Dynasty was "Hua Kai Paper".

Related introduction:

In the Forbidden City, a well-preserved palace of Ming and Qing Dynasties, there is a palace hidden in the southwest-Wuying Hall. Geographically, it echoes the Wenhua Hall in the southeast of the Forbidden City, meaning "Wen Wudong Xi". Literally, it seems to be a place to practice martial arts, and the mighty and brave spirit is coming. In fact, Wu Yingtang has nothing to do with showing force.

Wuying Hall is a group of palace buildings built in Yongle period of Ming Dynasty. It is located outside the Forbidden City in Beijing and west of Chaoxihe Gate. It is now the location of the classic hall and painting and calligraphy hall of the Palace Museum.

In the Ming Dynasty, Wuying Hall was the temporary hall of the emperor. The side hall is the palace where ancient emperors rested and feasted. In addition to this function, the emperor also posted a list of national officials here; There is also an emperor who is even more maverick. He once discussed with ministers about deposing the queen here. Later, the queen began to accept the sacrifice of the maid in Wuying Hall.

It is said that on the birthday of Empress Chongzhen, the last emperor of the Ming Dynasty, married women gathered in Wuying Hall to celebrate her birthday.