Note: 
1. Polyphenols--- Tested by Folin Ciocalteu UV-VIS
2. Catechins and Caffeine --- Tested by HPLC
3. Theaflavins ---- Tested by HPLC
4. Theanine ---- Tested by HPLC
5. Packing: 1kg/bag 10kg/bag 25kg/drum or 20kg/drum