... via transesterification reaction.Established in 1996, Concord Technology (Tianjin) Co., Ltd. is a manufacturer specialized in the research, development ... chemical reagents and pharmaceutical intermediates. We are located in Tianjin, with convenient transportation access. In 2003, we built ... Location:2 Fayuan Road, Fuyuan Economic Zone, Wuqing, Tianjin, China QA/QC:In House Number of Production Lines ...