Changzhou Hopschain Chemical Co.,Ltd.
Telephone0519-85528066 13775048983
Websitehttp://www.hopschem.com/
Jiangsu aikang biomedical research and development co., LTD
Telephone025-66110311 13155353615
Websitehttp://www.aikonchem.com/
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697568815;
Websitehttp://www.aobchem.com.cn/
Tianshui YiYao Chemical Co., Ltd.
Telephone0938-0938-8493022 1685585981;15379872136
Website
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/