Bui, T.-L., Nguyen, V.-T., Ong, X.-P., Do, L.-H.T., Le, C.-T. and La , V.-H. 2026. Evaluation of biochemical composition and sensory quality of ancient Shan tea trees (Camellia sinensis var. assamica) from Northern Vietnam: Potential applications in breeding and premium tea production. HPU2 Journal of Science: Natural Sciences and Technology. 5, 02 (Aug. 2026), 102–110. DOI:https://doi.org/10.56764/hpu2.jos.2026.5.02.102-110.