our tea is produced in Chinese Northeast tea-producing area.all natural, not be polluted by pesticide, rich in zinc &se our Tea Features:1. Rich zinc and seleniuma) Zinc: 53.5 - 67.5mg/kgb) Selenium: 85.8 - 96mg/kg2. Green food, all natural, not polluted by pesticide3. Orchid looking, and turns into emerald green4. Taste: tender flavour, fresh and mellow5. Patented packing means keep tea freshIt ...