Accordingly, the assets added belong to five categories, including traditional festivals; social customs and beliefs; languages and scripts; folk performing arts and traditional handicrafts.

The 17 national intangible cultural heritage assets include “Tug of war” of Thai people, Lai Chau province; “Then” rituals of Tay and Nung people, Bac Giang province; “Then” rituals of Tay people and Nung people in Lang Son; “Then” rituals of Tay people in Dinh Hoa, Thai Nguyen province; “Soong co” singing of San Diu people, Dong Hy district, Thai Nguyen province; “Het khoan” rituals of Nung people in Dong Hy district, Thai Nguyen; “Noi ly”, “Hat ly” of Co Tu people, Dong Giang district, Nam Giang district, Tay Giang district in Quang Nam province; Trang Bang handicraft village of “Banh trang phoi suong” (rice paper) in Trang Bang district, Tay Ninh province; A Sao Temple Festival, An Thai commune, Quynh Phu district, Thai Binh province; Hai Thuong Lan Ong Festival, in Huong Son district, Ha Tinh province; Performing art of “Trong doi”, “Cong ba”, “Chieng nam” in Xuan Lanh commune, Dong Xuan district, Phu Yen province; “Sinh ca” singing of Cao Lan people in Tuyen Quang province; “Nom script” of Dao people in Lao Cai province; “Ga ma do” (forest worshipping) Festival of Ha Nhi people, Bat Xat district, Lao Cai province; “Khoi kim” Festival of Dao people in Lao Cai province; “Khen” art of Mong people in Lao Cai and Ha Giang provinces.