Vietnam is located in the Indomalaya ecological region. According to the 2005 National Environmental Status Report, Vietnam is among the 25 countries with high levels of biodiversity, ranked 16th worldwide in terms of biodiversity and is home to about 16% of the world's biodiversity. species in the world. 15,986 plant species have been found throughout the country, of which 10% are endemic. Vietnam has 307 species of nematodes, 200 species of oligochaeta, 145 species of acarina, 113 species of springtails, 7,750 species of insects, 260 species of reptiles. , 120 species of amphibians, 840 species of birds and 310 species of mammals, of which 100 species of birds and 78 species of mammals are endemic. There are also 1,438 species of freshwater algae, accounting for 9.6% of the total number of algae species, as well as 794 species of aquatic invertebrates and 2,458 species of marine fish. In the late 1980s, a population of Javan Rhinos was discovered in Cat Tien National Park and it is possible that the last individual of this species in Vietnam died in 2010.
Vietnam is a country with 54 different ethnic groups, each of which has its own unique and impressive culture and identity. It is this difference in ethnic composition that has contributed to creating a very diverse, rich and unique beauty for Vietnam's culture that no other country can replace. Customs in Vietnam have a long tradition spanning thousands of years, it has become customary law, deep and firmly embedded in the hearts of every Vietnamese person.
Costume is one of the important factors that differentiate Vietnamese culture from other countries in the world. The costumes not only mark the cultural traditions and customs of the Vietnamese people, but they are also the breath and soul of a nation.
Vietnam's costumes are very diverse and rich, but the ones that impress people the most are the ao dai and the four-piece dress. The outfit carries the look and soul of Vietnam and when it comes to it, people will immediately think of Vietnam and that is the traditional ao dai. Traditional ao dai consists of a long shirt split into two front and back flaps, floor-length pants, material is silk or plain fabric, diverse colors and patterns.