Changsha Vigorous-tech Co., Ltd. founded in 2005, located in Changsha high-tech Development Zone area, is an enterprise dedicated to the development and manufacturing of botanical extracts, fruit powder and its derivatives. Meanwhile, we could develop and produce customized products. We have international certificates included I S O 9 0 0 1, I S O 2 2 0 0 0, Organic, Kosher and Halal. Changsha Vigorous-tech Co., Ltd. is dedicated to ensuring the safety of our herbal products. Plant Extracts & Powders’ Quality Standards including: appearance, taste, odor, mesh size, solubility, qualitative and quantitative analysis for bio-active components, moisture content, ash content, heavy metal, pesticide residue, microbiological analysis. We set up Standard Operation Procedure at each stage complying with that strict quality standard. To ensure products quality, our R&D labs are equipped with different testing equipment, such as high performance liquid chromatography, UV-visible spectrometer, Electric thermostatic drying oven etc.