1, Tian Zi seal is the guarantee of Yongming Tea Factory for tea quality. Only after strict inspection can the tea that meets the standard be stamped with this seal. This means that the quality of tea with Tian Zi seal is guaranteed.
2. The seal of Tian Zi also represents the symbol of limited production of tea by Yongming Tea Factory. The limited production of these tea leaves is limited, so it is more precious and rare.