Changsha Natureway Co., Ltd. is a professional manufacturer of herbal extracts and green tea extracts in China. We totally have three factories with three laboratories and one key lab as R&D center. With the development of more than 20 years, our herb ingredient factory has become a modern factory, equipped with high-class extraction, concentration, isolation, purification, spray drying, sifting, grinding and packing machines. Our company specializes in the production of various kinds of ...