J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Tianjin Derchemist Science & Technology Co., Ltd.
Telephone22-58627059 13920586291
Websitehttp://www.derchemist.com
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Nanjing XiZe Biotechnology CO., Ltd.
Telephone025-66023220 0086-15250997978
Websitehttp://www.njxizebio.com
DebyeTec.com Inc.
Telephone18086626237 18086626237
Websitehttps://www.debyetec.com
Shanghai EFE Biological Technology Co., Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Tonichem Pharmaceutical Technology Co., Ltd.
Telephone+86 (0752) 222-7171, +86 15815821171
Websitehttp://www.tonichem.com/
Wuhan Wsem Biological Co., Ltd.
Telephone027-83778876 13667159345
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19944/0.htm
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttp://www.standardpharm.com
Shanghai CR Corporation Limited
Telephone021-80270511; 4006653949
Websitehttp://www.crcorporation.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone0755-22202135 13316968096
Websitehttp://www.szbotaier.com/
Zhuzhou focus pharmaceutical technology co., LTD
Telephone +86-13776644403
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31153/0.htm
Nanjing Meihao Pharmaceutical Technology Co., Ltd.
Telephonemeitaochem@126.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31244/0.htm
Hunan Jibang Biological Technology Co., LTD
Telephone +8613776644403
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList124423/0.htm
