Although military coins are made of metal materials, they have a certain degree of hardness and seem to be hard to damage. Keeping coins is not easy. The quality of the coin is divided into 70 grades according to the American standard. The correct preservation method should slow down or stop the corrosion process of the coin, avoid being damaged, and try to maintain the original quality grade. So why are military coins improperly stored? The following is a detailed introduction.

In the world, major countries and their militaries attach great importance to the construction of the meritorious service and honor commendation system, and take the medal system as an important part of the military award system, to play its unique role in commending heroic acts and sacrificing spirit, stimulating the fighting spirit of soldiers, and improving the public's concept of national defense. The provisions on the establishment, design and management of foreign military decorations and military coins are also worth studying and drawing lessons from. Then, let's introduce in detail what is the design philosophy of military coins?

The mass collection of world military coins is in the ascendant, and its status as the main collection has been recognized by more and more collectors. So what are the precautions for preserving military coins? The following is a detailed introduction.

Military coins, as the name suggests, are military challenge coins, military challenge coins, some people may say that they don't even know what "challenge coins" are or how they are used in the modern military. So what are military coins? What is its source? The following is a detailed introduction.

The Roman Empire rewarded soldiers and gave them coins in recognition of their achievements. The following is a detailed introduction to the origin of military coins.

Military coins are also called challenge coins. Challenge coins are commonly used in many fields. In the hands of some domestic military fans who love military collections, there are also many physical collections of challenge coins. So how to save military coins? The following is a detailed introdu