Phin Ho Tea Processing Cooperative, based in Hoang Su Phi, is a collective of Dao people who have built a strong brand over ten years. The cooperative emphasizes high-quality, organic tea production and ecosystem preservation, producing 50–90 tons of tea annually. Their offerings include Shan Tuyet tea, dragon claw tea, white tea, and red tea. Phin Ho has received five-star OCOP awards and exports its products internationally. The cooperative is also a popular destination for tea tourism in the region