Dong Van is known as a sacred fatherland area that any Vietnamese people would like to go at least once time in life, position in the North of Dong Van karst plateau geopark. Its average high is 1200 meters above sea level. It is 144 kilometer from Ha Giang province, the district consists of two towns and eighteen communes.
There are 18 ethnic groups living in these area. Of which, H’Mong is the largest ethnic minority, account for 85 percent population of the district, remaining the ethnic of Kinh, Hoa, Lo Lo and other ethnic.
Dong Van is situated in a temperate climate, harsh relative and divided two seasons, namely, rainy season (from May to October), dry season (from November to April of next year). In the dry season usually has fog, salt dew, the weather is dry.