Where are the four major drugs in China?

The four major medicines in China refer to four cities in China with a long history and featuring Chinese medicine culture. They are:

1. Beijing: As the capital of China, Beijing has a long tradition of traditional Chinese medicine and rich resources of traditional Chinese medicine. In Beijing, there are many famous Chinese medicine research institutions, hospitals and pharmacies, which are one of the important birthplaces of Chinese medicine culture.

2. Nanjing: As the ancient capital of China, Nanjing is also one of the important centers of Chinese medicine culture. There are many universities and research institutions of traditional Chinese medicine with a long history in Nanjing, as well as various Chinese medicine markets and pharmacies.

3. Chengdu: Chengdu is one of the largest cities in the southwest of China and an important representative of Chinese medicine culture. There are many Chinese medicine research institutions and hospitals with a long history in Chengdu, as well as famous Chinese medicine markets and pharmacies.

4. Guangzhou: As an important city in the south of China, Guangzhou is also one of the important centers of Chinese medicine culture. There are many famous universities and research institutions of traditional Chinese medicine in Guangzhou, as well as prosperous Chinese medicine markets and pharmacies.

These four cities are called the four drug capitals of China, because they have an important position and influence in the research, education and inheritance of traditional Chinese medicine.