2. Suitable for people: all people.

3. Wang Laoji is the brand of Wang Laoji herbal tea, which was founded in Daoguang period of Qing Dynasty (1828). Its founder, Wang Zebang, is recognized as the ancestor of herbal tea, which is made of herbal materials and is known as the "king of herbal tea". The product form has changed from water bowl herbal tea-herbal tea bag-herbal tea powder-herbal tea beverage and other carriers.

Extended data:

Wang Laoji brand story:

1, furuncle broke out in Guangzhou and the epidemic spread. In order to save patients, Wang Lao Ji went through all the hardships to find good medicine, and finally got the secret recipe and developed the herbal tea formula. This herbal tea not only alleviated the villagers' diseases, but also helped them avoid disasters such as smallpox and epidemics. From then on, Wang Lao Ji became famous, known as the King of Lingnan Medicine, and was also called into the palace by Daoguang of the Qing Dynasty, making him an imperial court order. 1828, Wang Lao Ji opened the first "Wang Lao Ji Herbal Tea Shop" in the 13th line of Guangzhou, which was well received by the neighborhood and was known as the "King of Herbal Tea".

2. According to "Guangzhou Xiguan Guzai", 1839, Lin Zexu banned smoking in Guangdong, and he was tired all day, unfortunately suffering from heatstroke, sore throat and coughing. The entourage invited a famous doctor to prescribe medicine, but the effect was not obvious, and the condition became more and more serious, so they were very anxious. Later, someone praised Wang Laoji, and the medicine was cured. So, Lin Zexu came to thank him and asked his name and medicine. Wang Laoji replied truthfully: "People call me Wang Laoji, just a few worthless herbs to cure you." Lin Zexu can't help but sigh: "The poor can benefit more from the difference between medicine and cheap medicine. If the medicine can be boiled into tea for people to drink at any time, it will be of great benefit to the public. " After listening to this, Wang Laoji suddenly realized.

3 1840, Wang Laoji pioneered herbal tea bags, which sold both herbal tea powder and herbal tea bags in the form of "front shop and back shop" to facilitate customers to take them out for a long trip. Let Wang Laoji be all the rage, and the supply is in short supply. Lin Zexu even ordered a big copper gourd jar with the words "Wang Lao Ji" engraved on it.

References:

Wang Laoji-Baidu Encyclopedia