Mongolia Flag
 
Flag Description:
three equal, vertical bands of red (hoist side), blue, and red; centered on the hoist-side red band in yellow is the national emblem ("soyombo" - a columnar arrangement of abstract and geometric representation for fire, sun, moon, earth, water, and the yin-yang symbol); blue represents the sky, red symbolizes progress and prosperity

 

 

 

 

Source: CIA The World Factbook