J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
LABTER PHARMATECH(BEIJING) CO.,LTD
Telephone010-56330744 18310155299
Websitehttp://www.labter.com.cn
Shanghai CR Corporation Limited
Telephone021-80270511; 4006653949
Websitehttp://www.crcorporation.cn
Amatek Scientific Co. Ltd.
Telephone0512-56316828
Websitehttp://www.amateksci.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttps://www.acblock-lab.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Hebei Zhoukun Pharmaceutical Technology Co., LTD
Telephone0311-83784138 18633934202
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1554402/0.htm
Hebei Boxin Biotechnology Co. , Ltd.
Telephone 19131160546
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList301474/0.htm
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn
BEIJING ECHIRAL MED TECH DVLP
Telephone 18010053931
Website