What color is the most expensive for Vietnamese?

1. The colors of the Vietnamese national flag are red and yellow. Red represents revolution and victory, and yellow represents the land and people of Vietnam. In traditional Vietnamese culture, red and yellow are also widely used in clothing, architecture, painting and other fields. So Vietnamese value red and yellow.

2. Vietnam is a multi-ethnic country, and different ethnic groups have different cultures and traditions. In Vietnamese culture, red and yellow are regarded as noble colors. So Vietnamese value red and yellow.