1. Black tea: Black tea has the functions of refreshing, improving sleep and preventing cardiovascular diseases.

2. Green tea: Green tea is rich in antioxidants and various nutrients, which is helpful for anti-aging and preventing cancer and cardiovascular diseases.

3. Black tea: Black tea is rich in polyphenols, which can regulate blood lipids and prevent arteriosclerosis.

4. Flower and fruit tea: for example, chrysanthemum tea, wolfberry tea, hawthorn tea, etc. Has the functions of clearing away heat and toxic materials, regulating blood lipid and promoting digestion.

5. Pu 'er tea: Pu 'er tea helps to reduce blood fat and blood pressure, reduce fat and weight, and resist oxidation. , suitable for middle-aged men who need to regulate body metabolism.

De Rong loves the world is an idiom, which means that a virtuous person can control the world, has a soft spot for his hometown and is willing to contribute to it. It emphasizes that people should have noble sentiments and feelings of home and country, and also embodies the values of respecting hometown and inheriting culture.

Morality and love for the world, Sang Zi originated from China's ancient cultural traditions and concepts. In the traditional culture of China, people attach importance to emotional ties and sense of belonging, and emphasize the harmonious coexistence between man and nature. Virtue in the world is an idea produced in this cultural background, which emphasizes the importance of morality and virtue and calls on people to actively contribute to society, country and people on the basis of respecting tradition and culture. This thought has a deep origin in the history of China, and it has been advocated and pursued by people.