Zhuzhou Hansen Chemicals Co.,Ltd.( Hunan Ansen Biotechnology Co.,Ltd.)owns GMP workshop, modern analysis instruments, complete laboratories, We have a full set of quality control procedures from raw materials selection, in-factory analysis, production-quality control, out-factory analysis to store and deliver to customers. We strictly produce by GMP and ISO standard. We have advanced produce line, perfect analysis instruments, and scientific management model; Formulate a series of quality control system and standard operation instruction from research, production and analysis. COA will accompany each batch of goods to our customers. We are full of confidence to promise that our production will meet and beyond the international standard.

       Adhering to the philosophy of “based on advanced technology, improves product quality continuously, customers’ satisfaction as objective'”, we rely on strict operation procedure, complete tracking system and perfect quality control system, we can ensure products supply timely and stable, and at same time, to guarantee the product quality.