The South Korea flag was officially adopted on October 15, 1949.
The three black unbroken bars (upper left) symbolize heaven; the trigram (lower left) symbolizes fire; the trigram (upper right) symbolizes water; the three broken bars (lower right) symbolize earth.
The white field represents the traditional color of the Korean people.
The centered Yin-yang symbol signifies unity.
South Korea Coat of Arms:
The emblem of South Korea features the taeguk symbol (from the national flag) surrounded by five flower petals and a ribbon displaying the name of the country in Hangul characters.