Chengdu King-tiger Pharm-chem Tech. Co., Ltd has passed the ISO9001: 2008 quality management system certification.
All of the staff of Chengdu King-tiger believes that quality is our life. Therefore, from the selection of raw material, plant production, product testing to product warehousing, packaging and transportation, all of the procedures are in strict accordance with GMP requirements.
Our quality control department is equipped with advanced precision instruments, such as HPLC/GC/UV, etc. Full-time quality control staff keeps records of every inspection data for every batch such as active ingredient, loss on drying, ash content, heavy metal, residual solvent and microorganism.
Besides of self-testing, every batch of Astragaloside IV/Cycloastragenol was tested by authorized independent third party, Analysis testing center, Chengdu branch, Chinese Academy of Science too.
Test report and COA was provided with the product.
Our products were also aperiodically tested by American Analytical Chemistry Laboratories and Chromadex too.