detailed information 日期：2019-07-04

The Monaco flag was opened on April 4, 1881. The national flag is rectangular and the ratio of length to width is 5:4. The flag surface is composed of two parallel rectangles, red and white. The red and white colours come from the flag of the Prince of the Prince of the Principality and are also the traditional colours of the country. The banner of the prince is white, and the prince's emblem is painted in the center. The shield-shaped pattern on the prince's emblem is composed of red and white.