Zhangshu (Chinese: 樟树; pinyin: Zhāngshù) is a county-level city in Yichun, which is located in the west-central Jiangxi Province. It has an area of 1,291 km² with a population of 536,500. It is the first county of China Top 100 County in Jiangxi Province. The literal translation of the name is Camphor laurel, because traditionally, the city was a major commercial hub for camphor laurel oil. Zhangshu is famous for Chinese medicinal herbs. What's more, the China top 10 medicine producer Renhe Group is located there.Officially, it is the Medicine Capital of China, and there are thousands of pharmaceutical companies. Hundreds of thousands of kinds of Chinese herbal medicines are saled by bulk or by retail.