Royal Chun Zhu tea is green tea. Green tea is one of the main teas in China. Green tea is made from new leaves or buds of tea trees without fermentation, deactivation, shaping and drying. It retains the natural substances of fresh leaves, and contains tea polyphenols, tea trees, chlorophyll, caffeine, amino acids, vitamins and other nutrients. Drinking green tea regularly can prevent cancer and lose weight, and can also reduce the harm of nicotine to smokers.