Watermelon is called watermelon because it was first planted and cultivated by the Egyptians. As time went by, it was slowly introduced to the Western Regions, and then to China from the Western Regions. Because this kind of melon was introduced from the west, it was originally called watermelon. In addition, there is also a saying that watermelon came from the Western Regions, hence the name watermelon. No matter which theory is used, it shows that watermelon was introduced to China from the West, so it is called "watermelon". Watermelon is called watermelon because it was first planted and cultivated by the Egyptians. As time went by, it was slowly introduced to the Western Regions and then to China from the Western Regions. Because this kind of melon was introduced from the west, it was originally called watermelon. In addition, there is also a saying that watermelon came from the Western Regions, hence the name watermelon. No matter which theory is used, it shows that watermelon was introduced to China from the West, so it is called "watermelon". Watermelon was introduced to China from the Western Regions in the fourth and fifth centuries, so it was called "watermelon". According to the Ming Dynasty scientist Xu Guangqi's "Agricultural Policy Complete Book", "watermelon was grown in the Western Regions, hence the name"; Ming Dynasty Li Shizhen recorded in "Compendium of Materia Medica" that "Hu Jiao got a melon seed in Huihe, and it was named watermelon. Watermelon has been around since the Five Dynasties. It first entered China and is now found in both the north and the south." It shows that watermelon has a long history of cultivation in China.