It is unknown what kind of tea is used for Happy Lemon, but black tea is generally used to make milk tea, and green tea is rarely used at present, unless there is a special item for green tea and milk tea.

Tea leaves of milk tea are generally broken tea of black tea. In the south, there are two kinds of tea: raw tea and prepared tea. Assam black tea and Ceylon black tea are generally used as raw tea, and Bangli tea and Fengqing tea are used as mixed tea.

Milk tea mainly depends on the taste. As for whether to use tea or cream, there is no specific requirement, as long as the quality is qualified and the taste is good.