J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Chengdu Kamel Pharmaceutical Co., Ltd
Telephone028-67136579 15828051124
Websitehttp://www.kamelpharm.com/
Wuhan graphe Pharmaceutical Technology Co., Ltd.
Telephone 18995639250
Websitehttp://www.graphe-tech.com/
SHANGHAI FDC-CHEMICAL CO.,LTD
Telephone021-61469567 13482353728
Websitehttp://www.fdc-chemical.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn
Shanghai Jieshikai Biotechnology Co. , Ltd.
Telephone021-57520305 15221441005
Websitehttps://www.jskchem.com
Wuhan Fortuna Chemical Co.,Ltd
Telephone +8618007136271
Websitehttps://www.chemicalbook.com/manufacturer/Wuhan%20Fortuna%20chemical/
