National Flag
Article 141 of the Constitution of the Socialist Republic of Vietnam stipulates:
The National Flag of the Socialist Republic of Vietnam is rectangular in shape, its width is equal to two thirds of its length, in the middle of fresh red background is a bright five-pointed golden star. 

Viet Nam's National flag

Emblem
Article 142 of the Constitution of the Socialist Republic of Vietnam stipulates:
The national emblem of the Socialist Republic of Vietnam is circular in shape; in the middle of a red background is a five-pointed golden star framed by rice ears below which is half a cogwheel and the inscription: Socialist Republic of Vietnam.

Viet Nam's emblem

National Anthem
Article 143 of the Constitution of the Socialist Republic of Vietnam stipulates: The national anthem of the Socialist Republic of Vietnam is the music and words of the song Tiến quân ca (March to the Front) composed by musician Văn Cao.

Viet Nam's map