Changsha Hecom Chemical Co., Ltd is a large-scale comprehensive company that specializes in the research, development, manufacture and distribution of chemical materials. We have our own import and export license .We own three factories and two professional Import and Export Company with headquarters in Changsha. We Certified to ISO9001 & FAMI-QS, and supervise the whole procedures of manufacturing & transportation & shipment, and do the best to keep the premium quality & proper ...