BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Telephone021-51816796-820 13611835272
Websitehttp://www.sunwaypharm.com/
TianJin JinSheng Biomedical Co., Ltd
Telephone13820634634 18622687818
Website
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 18736790110;
Websitehttp://www.aobchem.com.cn/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/