J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0.htm
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
Shanghai Changer Pharmaceutical Technology Co. Ltd.
Telephone 15921595598
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30930/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-61856358 15829046862
Website
LEAPCHEM CO., LTD.
Telephone+86-852-30606658
Websitehttp://www.leapchem.com
Coresyn Pharmatech Co., Ltd.
Telephone+86-571-86626709 +86-18157142896
Websitehttp://www.coresyn.com/