No.22_Aug 2021 |p.64-70 TẠP CHÍ KHOA HỌC ĐẠI HỌC TÂN TRÀO ISSN: 2354 - 1431 http://tckh.daihoctantrao.edu.vn/ STUDY ON THE PROCESS OF TEA BAGS LEAVES MYXOPYRUM SMILACIFOLIUM (WALL.) BLUME THAI NGUYEN PROVINCE Luu Hong Son1, Nguyen Thi Tinh1, Ta Thi Luong 1,2, Ngo Xuan Binh1, Dinh Thi Kim Hoa1,* TNU – University of Agriculture and Forestry, Vietnam The University of Queensland, Australia *Email address: dinhthikimhoa@tuaf.edu.vn http://doi.org/10.51453/2354-1431/2021/577 Article info Abstract: Recieved: 25/5/2021 Myxopyrum smilacifolium (Wall.) Blume has left are astringent, acrid, sweet, heat-generating, pain relief, allergies, cooling, and tonic Currently, the main Accepted: 05/7/2021 parts used are stem and root Therefore, the research on tea bags made from its leaves has scientific and practical significance The study showed that the Keywords: Processing; procedure;Myxopyrum smilacifolium leaves; tea bag; parameters leaves were with moisture of 69.95%, 2.15% ash, and 1.25% tannin The process of teabags from Thai Nguyen‟s Myxopyrum smilacifolium (Wall.) Blume leaves required: The temperature for leaf drying is 70ºC, crushing materials in size 1mm