Beijing Yisiyan Technology Research Center
Telephone010-56645598 13366904824
Websitehttp://www.bjkaida.cn
Wuhan Chemduro Pharm Tech Co. Ltd.
Telephone18040571231/1402788087
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16292/0.htm
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Guangzhou Chengchuang Biotechnology Co., Ltd.
Telephone 18027266590
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1004528/0.htm