Does Jing 'an Division in The Longest Day in Chang 'an exist in history?

The recently hit historical TV series Twelve o'clock in Chang 'an starred Jackson Yi. Both the leading role and the supporting role performed well. Won the love of the broad masses of the people and won a great reputation for the company. Although there is no over-promotion. However, due to word of mouth and public praise. And the high score of 8.8 on douban. Recently, the ratings have gradually increased, attracting people's attention.

Scenes and many of their things are adapted from real events. The institution mentioned in the title does exist.

According to the information on the Internet, the prototype of Jing 'an Company is an intelligence agency in Chang 'an City in Tang Dynasty. It really existed.

What does the intelligence agency do? Baidu's explanation for intelligence agencies is that intelligence agencies are departments set up by the state, collecting institutions from other countries and providing needed information for the country. Basically, every country has its own intelligence agency, which provides it with necessary intelligence information.

Ancient intelligence agencies were naturally not as perfect as today's intelligence agencies, such as Royal Guards. This is the exclusive institution for collecting intelligence in Ming Dynasty, and also a military institution as the emperor's bodyguard, engaged in reconnaissance, arrest, interrogation and other activities. They are also involved in collecting military intelligence and turning against enemy generals.

Jing 'an Division should have a similar function. For example, collecting important information. Domestic and foreign. Military. In court. Wait, intelligence is their function.

For intelligence agencies, the current intelligence agencies have gradually evolved through the ancient intelligence agencies that didn't play anything. If you are interested in this aspect. You can check the relevant history books. And related information. Can help you better understand the ancient intelligence agencies.