Shanghai T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Sichuan BoYou Biotechnology Co., Ltd.
Telephone028-65791793 18140026355
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20202/0_EN.htm
Qi Qi hang Biotechnology Co., Ltd.
Telephone18151111370
Website
Neostar United (Changzhou) Industrial Co., Ltd.
Telephone+86-0519-85551759
Websitehttp://www.neostarunited.com
Shanghai Hanlin biology science and technology co., ltd
Telephone183-0212-4410 18302124410
Websitehttp://hanlinchemical.com/
Hubei Co-prosperity Medicine Technonlogy Co., Ltd
Telephone2383948258 19172820304
Websitehttps://www.chemicalbook.com/supplier/24062231/
Beijing InnoChem Science & Technology Co., Ltd.
Telephone15652467323
Websitehttps://www.inno-chem.com.cn
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
SHANGHAI YOUNG-CHEM CHEMICAL CO., LTD.
Telephone 13817489192
Websitehttp://www.ychemchemical.com/