Green bean black tea bag is completed with the formula: Green bean black tea is prepared with red fo-ti, then buried, roasted and packaged to create a product with a strong aroma of black beans and a natural sweet taste, helping to purify and detoxify the body.

With the distinct aroma of black beans combined with fo-ti and a natural sweet taste that creates a difference in flavor, it is trusted by many customers, has become a regular drink for customers in all provinces and cities across the country, and is also chosen by customers as a gift for relatives and partners.

The product has received support from a large number of consumers in and outside the province. The product has been available in many stores and supermarkets in the district and in the province. At the same time, it has built a sales channel through agents in some provinces such as: Hanoi, Ha Giang, Long An, Ninh Binh, etc. This product is proud to be one of 6 OCOP products of Tuyen Quang selected for export to the UK.