The average activity concentration for digestion and infusion of 20 tea samples were 0.112 ± 0.020 (Bq/2g) and 0.030 ± 0.008 (Bq/2g) for gross alpha, and 0.519 ± 0.016 (Bq/2g) and 0.360 ± 0.011 for gross beta.