J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Wellman Pharmaceutical Group Limited
Telephone027-027-83778875 15807197853
Websitehttps://www.4008081911.com
XinYao(Shenzhen) Biological Technology Co., Ltd.
Telephone0755-89880280
Websitehttps://www.xinyaosz.com
PI & PI BIOTECH INC.
Telephone020-81716320 17788709170
Websitehttps://www.paypaytech.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone0755-22202135 13316968096
Websitehttp://www.szbotaier.com/
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Shandong Wadesen Biotechnology Co. LTD
Telephone0531-88723173 18596073690
Websitehttp://www.wodesenshengwu.com/
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-0755-0755-83725350 13380397412
Websitehttp://www.sincopharmachem.com/
Shanghai Botuo Biotechnology Co., LTD
Telephone 16621358918
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList904553/0.htm
Shenzhen Topbatt Chemical Co., Ltd
Telephone 15616500668
Websitehttp://www.topbatt.net
