In Guangdongthe climate is very hot and humid/dampIt is rainy and tends to be hot. In addition, Cantonese people eat more fried and hot foods, and due to their lifestyle and habits they have cultivated a very hot and damp type of body composition.Therefore, it is popular among the folks to use herbal medicines to balance out their body composition. Chinese herbal medicines for relieving heat and toxins are called "Liang Cha"(Herbal Tea) such as five-flower tea and twenty-four flavors. However, general herbal tea is relatively "cold" for ones body composition and people with a cold body should not drink more and generally only drink it in summer. Therefore, Dr. Zhang Yong personally improved the prescription to tailor-made new herbal tea that is gentle and suitable for all seasons.