S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Shanghai Xiang Xin Industrial Co., Ltd.
Telephone021-50211651 13651607026;
Websitehttp://www.xxgmpharm.com
Sichuan Lanli Pharmaceutical Co., Ltd.
Telephone028-61186658 15881182642
Websitehttp://www.lanlipharmtech.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
LangFangshi Zekang Pharma Tech CO.,Itd.
Telephone0316-2883536 19333636468
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1466071/0_EN.htm
Cato Research Chemicals Inc.
Telephone81960175-877 18933936954
Websitehttps://www.cato-chem.com/
Changzhou Xianglong Pharmaceutical Technology Co., Ltd.,
Telephone18915873328 18915873328
Websitehttps://www.xianglongpharm.com/
Hubei Yangxin Medical Technology Co., Ltd.
Telephone07143299675 13092790750
Websitehttps://www.yongstandards.com/
Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
Telephone0714-3999001 19171453112
Websitehttp://www.yongstandards.com/
LangFangshi Hengfuyuan Pharma Tech CO.,Itd.
Telephone0316-2883537 19333636468
Websitehttp://www.zkhfychem.com/