Postal code (Zipcode) of Xã Hòa Bình is: 25513

Hoa Binh Wards, Van Quan District, Lang Son Province, Viet Nam

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.

The Vietnam National Gene Bank preserves 12,300 varieties of 115 species. The Vietnamese government spent US$497 million to maintain biodiversity in 2004 and has established 126 protected areas including 28 national parks. Vietnam has 2 world natural heritage sites: Ha Long Bay and Phong Nha - Ke Bang National Park and 6 biosphere reserves including Can Gio, Cat Tien, Cat Ba, Kien Giang, and River Delta mangrove forests. Hong and Tay Nghe An.

Vietnam's history began from 1 to 2 thousand years BC. Over many centuries with the Ly, Tran, Le, and Nguyen dynasties, from the mid-19th century, Vietnam became a French colony. After the August Revolution, the Democratic Republic of Vietnam was born. The Battle of Dien Bien Phu in 1954 marked the end of the French in the territory, but Vietnam was divided into two countries: the Democratic Republic of Vietnam in the North and the Republic of Vietnam in the South. After the events of April 30, 1975, Vietnam was unified and from July 2, 1976, officially named the Socialist Republic of Vietnam.

During the resistance war against America to save the country, places in Quang Tri such as: Hien Luong - Ben Hai, Vinh Moc, Con Tien, Doc Mieu, Road 9, Khe Sanh, Ta Con, Cua Viet, Co Citadel... were lost. into national history. When mentioning Quang Tri, many people remember the Quang Tri Ancient Citadel with its fierce battle that lasted for 81 days and nights. Therefore, peace is always the burning desire of the people of Quang Tri province as well as of all Vietnamese people. The desire for peace is also the wish of tens of thousands.