ChengDu SinoStandards Bio-Tech Co.,Ltd. ，
Telephone028-83243028 19136088901
Websitehttp://www.ebuylabs.com/
Shandong Huijing bio-pharmaceutical Technology Co. , Ltd.
Telephone15192151674 15192151674
Websitehttp://www.chemcro.com
Shanghai Kaisen Biotechnology Co., Ltd
Telephone 17558870519
Websitehttps://coa.ikekule.com/
Adamas Reagent, Ltd.
Telephone400-6009262 16621234537
Websitehttp://www.tansoole.com
TianJin Alta Scientific Co., Ltd.
Telephone022-65378550-8551
Websitehttp://www.altascientific.cn
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Alta Scientific Co., Ltd.
Telephone022-6537-8550 15522853686
Websitehttp://www.altascientific.cn
Artis Biotech Co. Ltd.
Telephone0575-18780151478 18582380095
Websitehttp://www.artisbiotech.com/
Shanghai wechem chemical co., ltd
Telephone 18824865657
Websitehttp://www.wechem.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shaanxi Dideu Medichem Co. Ltd
Telephone+86-029-89586680 +86-18192503167
Websitewww.dideu.com
Ningbo cuiying chemical technology co. LTD
Telephone4008-608250 18957423231
Websitehttp://www.xg-nb.com
ShangHai Anpel Co, Ltd.
Telephone18501792038; 18501792038
Websitehttps://www.labsci.com.cn/index
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com
Changzhou Xianglong Pharmaceutical Technology Co., LTD
Telephone 18661161657
Websitehttp://www.xianglongpharm.com/
PureChemland Co.,Ltd.
Telephone18581895003 18084815636
Websitehttp://www.purechemland.com/
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai isotope chemical co.,ltd
Telephone021-021-51600108 13062666369
Websitehttps://www.chinaisotope.com/
