Postal code (Zipcode) of Huyện Bắc Sơn is: 25450

Vietnam is a country on an S-shaped strip of land, located in the center of Southeast Asia, in the east of the Indochina peninsula, to the north by China, to the west by Laos and Cambodia, and to the southeast overlooking the sea. East and Pacific. Vietnam's coastline is 3,260 km long, and its land border is 4,510 km long. On land, from the northernmost point to the southernmost point (as the crow flies) is 1,650km long, from the easternmost point to the westernmost point the widest place is 600km (Northern region), 400km (Southern region), the narrowest place is 50km (Quang Binh).

Festivals are one of the special features in Vietnamese culture. The diversity of ethnic religions makes Vietnam one of the countries with many festivals. Festivals are held to commemorate cultural events. Community spirit is the essence of every festival. There are two parts to festivals: ceremony and festival. The ceremony is to express respect for divinity and people's dreams of health, wealth, luck and happiness for themselves and their loved ones. Festivals are unique features of culture, community, religion, etc. The two biggest traditional festivals are Lunar New Year and Hung King's Death Anniversary. During Lunar New Year, each region has other festivals to celebrate such as Lim Festival in Bac Ninh province, Giong Festival in Soc Son, Perfume Pagoda Festival in Hanoi. Hung King's death anniversary is held every year from the 8th to the 11th of the third lunar month. It is organized so that everyone remembers their roots. With many landscapes recognized by UNESCO as world natural heritage and a wealth of unique regional cultural spaces, Vietnam is a legendary land and also a storehouse of attractive material for filmmakers to exploit. long lasting waterfall.

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.

Vietnamese culture is one of the oldest cultures in the Pacific region. Although located next to two major cultures, Chinese and Indian culture, Vietnam still preserves many of its own cultural features, expressed in many aspects such as traditional customs that still exist today. Nowadays, Vietnamese people's life and folk literature are rich and unique. It can be said that Vietnamese culture is a special blend of many ancient cultures along with the indigenous culture of the Vietnamese people. In addition to the greatest influence of China, there is also the influence of Indian and Cham culture. , and later the great influence of Western culture (France, Russia, America).