S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Molcoo Chemicals Inc.
Telephone 18627756402
Websitehttp://www.molcoo.com/
PureChemland Co.,Ltd.
Telephone028-64441822 13540909846
Websitehttp://www.purechemland.com/
Shanghai Zerui Biotechnology Co., Ltd.
Telephone021-54580889 18321124657
Websitehttp://www.zr-pharmaceutical.com
