Quan Ba Ha Giang is the first gateway district when coming Dong Van karst plateau geopark, the place famous for heaven gate, double stalactite, speciality corn wine, Hop Tien linen and Tam Son town where is known as the 2nd Sa Pa in the North of Viet Nam. Quan Ba is located in the west – southwest of Dong Van karst plateau Geopark- Ha Giang province. Topography mainly is mountainous rocky, its average elevation from 1000 – 1.200 meters above sea level. Quan Ba is situated in a temperate climate and divided into two seasons: Rainy and dry seasons. Average rain quantity about 1200mm/year. The district is home of 14 ethnic groups, consists of 12 communes. Of which, the H’Mong is the largest ethnic minority of fourteen Community in Quan Ba. Bo Y is the lowest ethnic group, only have 881 people main live in the region of Quyet Tien.
Quan Ba Valley, located at 45 kilometres (28 mi) from Ha Biang, at 7,945.8 metres (26,069 ft) elevation, is called the “Heaven’s Gate” and has a TV Transmitter on a summit. Uniformly shaped hills of the valley are viewed from this summit.
Quan Ba Pass provides alluring views of the voluptuously named Thach Nhu Doi (literal meaning: double stalagmite) but also known as “Two Stone Breasts” in the valley below. The valley has forested hills and meadows, with temperatures ranging between 10 °C (50 °F) in winter and 24 °C (75 °F) in summer.
It is well known for its secret grottoes and caves, colourful orchids, plum and peach trees, persimmon orchards, medicinal plants and many more. The town of Dong Van is famous for its Pho Bang Street which features multistoried buildings built with clay bricks and tiled roofs.
The weekly market is where the Tay and H’Mong ethnic groups of the province visit in large numbers to trade in various types of goods and colourful hand woven cloth.