The North and North Central regions have a humid subtropical climate with 4 seasons: Spring, Summer, Autumn, and Winter. The Central and South Central regions have a tropical monsoon climate, the extreme South Central and Southern regions have tropical savanna characteristics. At the same time, it is directly influenced by the trade monsoon climate, which often blows in low latitudes. The South often has a tropical savanna climate, hot and humid with two seasons: dry season and rainy season (from April-May to October-November). Every year, the cold and humid winter typical of the North contrasts with the warm atmosphere of Tet and spring in the South.

Ao Dai not only enhances the gentle and loving beauty of Vietnamese women, but it also shows discreetness, modesty and strange charm. Ao dai today is becoming more and more diverse in shape, color, and pattern, but it still retains its traditional appearance.

Vietnam has an area of 331,690 km², located in the east of the Indochina peninsula, in Southeast Asia. Sharing a border with three countries, Vietnam borders China to the north, Laos and Cambodia to the west, and the East Sea to the east. In 2019, Vietnam's population was more than 96 million people, ranking 13th in the world. Hanoi, the capital of Vietnam, is the second largest city with 6.2 million people, after Ho Chi Minh City, 8.8 million people.

Officially Vietnamese (the language of the Vietnamese (Kinh) people). This is the mother tongue of about 85% of the Vietnamese population, along with nearly three million overseas Vietnamese, most of whom are Vietnamese Americans. Vietnamese is also the second language of ethnic minorities in Vietnam. Although Vietnamese has vocabulary borrowed from Chinese and previously used Chinese characters (Confucian script) to write, then converted to Nom script, today Vietnamese uses the Latin alphabet, called Quoc Ngu. , with diacritics to write...