Located alongside Highway 4H from Muong Nha to A Pa Chai, Ta Ko Khu village in Sin Thau commune has 129 households with 560 inhabitants, 100% of whom are Ha Nhi ethnic people. Here, the people still maintain and preserve many unique cultural features.

The Sin Thau commune area boasts vast, majestic, and sacred scenery, with lush green mountains and forests. In February and March, the Ban flowers bloom white across the mountain peaks and slopes; in November and December, the wild sunflowers burst into bloom, creating a dazzling golden carpet. This land of pristine and unique natural beauty easily captivates visitors. Due to its geographical location at the westernmost point, the sun sets later, resulting in longer daylight hours, clean and light air, and a seemingly higher sky.

Ta Ko Khu village is located on the route to the Vietnam-Laos-China border junction. It's a popular choice for many adventurous travelers seeking exploration and conquest. Here, a sense of national pride and patriotism surges in anyone who sets foot in this place. It satisfies the needs of tourists who enjoy exploration, adventure, and conquering the four extreme points of Vietnam: the East (Khanh Hoa), West (Dien Bien), South (Ca Mau), and North (Ha Giang).

Ta Ko Khu village still preserves the inherent values ​​of the Ha Nhi ethnic community with many traditional festivals such as the traditional New Year (Ho Su Cha); the rainy season festival (De Khu Cha); and the Village Worship Ceremony (Ga Ma Thu); among which the Village Worship Ceremony (Ga Ma Thu) has been recognized as a National Intangible Cultural Heritage. The local cuisine also boasts many unique and distinctive features, possessing a characteristic value of this region's culinary traditions that visitors will never forget. Traditional crafts and activities involving the production of products from these traditional crafts promise to provide an exciting and unforgettable experience for visitors. These are also advantages for developing community-based tourism based on exploiting local culture. Furthermore, its geographical location on the national highway connecting Dien Bien, Lai Chau, and A Pa Chai benefits from the frequent passage of tourists.

On the journey to conquer the westernmost point of the country, exploring and experiencing the daily life, unique cultural characteristics, and enjoying the traditional dishes of the local people will surely leave visitors with unforgettable impressions.