Why is Cadillac called Colorful Holy Spirit Shield?

The logo of Cadillac symbolizes wisdom and wealth, and its logo is mainly composed of a crown and a shield. The crown symbolizes the coat of arms of Cadillac family, while the shield symbolizes the bravery and good fighting of Cadillac army. Among them, the shield with different colors also has different meanings. Red symbolizes the bravery and boldness of action, silver represents unity, fraternity, virtue and wealth, and the crossing brown bar represents the bravery of knights in the Crusade War. Cadillac's colorful logo looks colorful and has far-reaching meaning, so it is called "colorful holy shield"