Pepper is suitable for soup, bacon, some dishes with heavy taste, barbecue, iron plate and so on. Pepper, also known as Gu Yue powder, is made by rolling the fruit of the tropical plant pepper tree. Mainly produced in India, Vietnam, Indonesia, Thailand, Singapore and other countries, but also in China, Guangdong Province and Hainan Island.

Pepper is one of the most famous specialties in Hainan. It is not only a good condiment, but also a precious medicinal material. Pepper can be used both as medicine and as food. Chinese medicine says that pepper has the function of warming stomach and dispelling cold. The main way to eat is to eat Chili directly. Pepper is the main spice in the world. Fruit contains volatile oil 1-2%, piperine 8-9%, crude fat, protein, starch, soluble nitrogen and other substances.