Hunan Greenland Plant Resource Development Co., Ltd. is a professional manufacturer of high-tech enterprise focusing on the science, industry and trade. The factory is located in the town of Tongguan, Wangcheng District, Changsha City, covering about 28,000sqm. We depend on abundant natural resources and modern plant extraction and separation technology to produce the nature plant extract, API, nature food additive and so on. We are devoted to the modernization and internationaliz...