What does the proton in the seal mean?

The proton in the seal refers to the hostage.

Hostages sent to enemy countries or other countries in ancient times. Most of them are nobles or princes. Qin Shihuang's father, Yan Taizi Dan in the Warring States period, all made protons. Qin Shihuang, Zheng Ming. He was the first emperor of China and a legendary and epoch-making figure in the history of China. His father became the grandson of Qin. Although he was born in an imperial family, he was sent to Zhao, a state hostile to Qin, as a "proton".

At the end of the Warring States period, Prince Dan of Yan was sent to Qin as a proton in order to please Qin. However, Taizi Dan was dissatisfied with his treatment in Qin State and fled back to his own country. Later, the State of Qin attacked the State of Yan, and Jing Ke was sent to stab the King of Qin. Shortly after the failure, he was killed by the prince.

This film is introduced as follows:

The film "Shen Feng I" opened the curtain of "Shen Feng Trilogy". The story mainly tells that Wang Shangyin colluded with da ji, a fox demon, and was cruel and heartless, resulting in a natural disaster. Jiang Ziya, an immortal of Kunlun Mountain, went down the mountain with a list of gods, looking for the Lord of the world to save the whole people. Ji Fa, the son of Xibohou, gradually discovered the true face of Yin Shou and came out to sing.

The first film, Shen Feng, was directed by and starred Christian Landphillips, Lee,, and others. The film tells the story of Wang Yinshou, a businessman, colluding with da ji, a cruel and heartless fox demon, causing a catastrophe. Jiang Ziya, an immortal of Kunlun Mountain, went down the mountain with a list of gods, looking for the Lord of the world to save the whole people. Ji Fa, the son of Xibohou, gradually discovered the true face of Yin Shou and came out to sing.

It is generally believed that the feeling of Shen Feng is not only shocking, but also exciting. Excited that this is a domestic film, and finally no longer subject to some foreign blockbusters' misinterpretation of China culture, this film shows our own story and cultural interpretation. At the same time, the film also packaged these cultural connotations in a very industrialized and exquisite way.

The audience praised the special effects as comparable to Hollywood movies and the excellent performances of the actors. Li, an old opera player, showed superb acting skills with his funny roles, which undoubtedly won the recognition of the audience. The young actor opposite him also showed remarkable muscles and acting skills, while the opposite side of the old actor was wonderful, which brought both visual and emotional enjoyment to the audience.