Crawling bean is a kind of traditional Chinese medicine, also known as crawling vine, crawling bean, crawling rice and so on. It mainly grows in the southern region of China, such as Guangdong, Guangxi, Fujian, Yunnan and other provinces. The alias of climbing bean is because its stems and leaves can be wrapped around trees, like climbing mountains. The main medicinal parts of climbing beans are its roots, stems and leaves.