Haoyuan Chemexpress Co., Ltd.
Telephone021-58950125
Websitehttp://gb.chemexpress.com.cn
Shanghai SunSyn Pharmaceutical Co., Ltd.
Telephone-2408801818 18621020637
Websitehttp://www.sunsynpharma.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-66110311 13155353615
Websitehttp://www.aikonchem.com/
Qi Qi hang Biotechnology Co., Ltd.
Telephone 13291169750 18151111370
Website
Shanghai meikai technology co., ltd
Telephone021-18721550-091 18721550091
Websitehttp://www.masonchemtech.com