J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai XIYU Chemical Technology Co.,Ltd.
Telephone021-61052090 15221126179
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16192/0.htm
Bellen Chemistry Co., Ltd.
Telephone010-60400365-8001 19906534436
Websitehttp://www.bellenchem.com
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Telephone021-51816796-820 13611835272
Websitehttp://www.sunwaypharm.com/
Shanghai Yao Sen Biotechnology Co., LTD
Telephone021-1367199-5251 13671995251
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1139362/0.htm
Bide Pharmatech Ltd.
Telephone400-1647117 15221909166
Websitehttps://www.bidepharm.com/
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-400-8210725 4008210725
Websitehttps://www.leyan.com/