Beijing Ouhe Technology Co., Ltd
Telephone13552068683 13522913783
Websitehttp://www.ouhetech.cn/
Shanghai Chaolan Chemical Technology Center
TelephoneQQ：65489617 13301690235
Websitehttp://www.atkchemical.com/
Shanghai Zhikai Pharmaceutical Technology Co., Ltd.
Telephone 15000251104
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1589919/0_EN.htm
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttps://www.worldsun-chem.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Guangzhou Austine Biotechnology Co., LTD
Telephone15918640830 13268843209
Website
Henan Alpha Chemical Co., Ltd.
Telephone0371-55013243 15324716602
Websitehttps://www.chemicalbook.com/supplier/24684125/
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone010-50973130 17801761073
Websitehttps://www.solarbio.com/
Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
Telephone0714-3999001 19171453112
Websitehttp://www.yongstandards.com/
