J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone13316949107 13316968096
Websitehttp://www.szbotaier.com/
Jinan Carbotang Biotech Co.,Ltd.
Telephone +8615866703830
Websitehttps://www.chemicalbook.com/manufacturer/jinan-carbotang-biotech-107/
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679; 13502246435
Websitehttp://www.dmstandards.com/
Shenzhen Jianyi Biotechnology Co., Ltd
Telephone0755-84826604
Websitehttp://www.jeanchemical.com
Shaanxi Dideu Medichem Co. Ltd
Telephone029-81154043 17391733319
Websitehttp://www.dideu.cn
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttps://www.worldsun-chem.com/
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-83725350 13380397412
Websitehttps://www.sincopharmachem.net
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +8613670046396
Websitehttps://www.qcsrm.com
Molcoo Chemicals Inc.
Telephone 18627923403
Websitehttp://www.molcoo.com/
Scinova Biotech(Guangzhou) Co., Ltd.
Telephone 13268215580
Websitehttp://www.scinova-e.com/
Cato Research Chemicals Inc.
Telephone020-81960175-877 18933936954
Websitehttps://www.cato-chem.com/
https://www.shachemlin.cn/
Telephone68080707 15021879576
Websitehttps://www.shachemlin.cn/
Henan Vcommend Consultrading Co., Ltd.
Telephone 13393721940
Websitehttp://www.vcommend.com/