The main feature of Yiyanghui series health tea is to relieve fatigue. Long-term drinking can make people, especially office workers, less tired physically and mentally, but their mental state is getting better and better.

Tea, shrub or small tree, with hairless branchlets, leathery leaves, oblong or oval, blunt or sharp apex, wedge-shaped base, shiny top, hairless or initially pilose bottom, serrated edges and hairless petiole.