![The houses roofed with yin-yang tiles create a distinctive feature of the ancient stone village Khuoi Ky in Trung Khanh district. (Photo: VNA) 1ava.jpg](https://imagev3-lang.vietnamplus.vn/w1000/Uploaded/2024/qdsls/2024_07_11/1ava-3146.jpg.webp)
![Currently, there are 17 households in Khuoi Ky stone village directly involved in the homestay business. The villagers are very enthusiastic in participating in activities such as arts performances, cooking, and tourguiding. (Photo: VNA) 2.jpg](https://imagev3-lang.vietnamplus.vn/w1000/Uploaded/2024/qdsls/2024_07_11/2-7543.jpg.webp)
![A community-based tourism site in Hoai Khao hamlet, Quang Thanh commune, Nguyen Binh district, Cao Bang province (Photo: VNA) 3.jpg](https://imagev3-lang.vietnamplus.vn/w1000/Uploaded/2024/qdsls/2024_07_11/3-8194.jpg.webp)
![Since 2020, 7 out of 35 households in Hoai Khao hamlet have been operating homestay services to cater to tourists for sightseeing and relaxation. (Photo: VNA) 4.jpg](https://imagev3-lang.vietnamplus.vn/w1000/Uploaded/2024/qdsls/2024_07_11/4-3514.jpg.webp)
![Mac Thi Khon is preparing to welcome guests at her family's traditional house, which has been renovated into a homestay, in Khuoi Ky stone village, Trung Khanh district. (Photo: VNA) 5.jpg](https://imagev3-lang.vietnamplus.vn/w1000/Uploaded/2024/qdsls/2024_07_11/5-2734.jpg.webp)
The preservation and promotion of traditional culture and architecture of ethnic minority groups is getting due attention from Cao Bang provincial authorities. The efforts have formed community-based tourism models in border villages of the locality, where 95% of the population are ethnic groups, such as Tay, Nung, H’Mong, Lo Lo and others.