Wang Lao Ji black herbal tea (herbal tea plant beverage) is a product of Wang Lao Ji Da Health Industry Co., Ltd. under Guangzhou Pharmaceutical Group. A healthy herbal tea product with 0 sugar, 0 fat and 0 calories, which was fully upgraded in May 2002/KLOC-0, is suitable for young people who are afraid of fat, sugar, heavy oil and staying up late to get angry habitually. Product concept, packaging and formula have been upgraded in an all-round way. On the basis of the classic red pot formula, herbs are richer and more effective, which conforms to the new trend of healthy consumption.