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
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai zhigan biotechnology co., LTD
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31144/0.htm
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418684 +8618949823763
Websitehttps://www.tnjchem.com
CD Chemical Group Limited
Telephone +8615986615575
Websitehttp://www.codchem.com/
Baoji Guokang Bio-Technology Co., Ltd.
Telephone0917-3909592 13892490616
Websitehttp://www.gk-bio.com
Career Henan Chemica Co
Telephone+86-0371-86658258 +8613203830695
Websitehttps://www.coreychem.com/
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Zhengzhou convergence chemical co., LTD
Telephone0371-0371-55153829 18003835034
Websitehttps://www.chemicalbook.com/supplier/24021783/
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone 13331045123
Websitehttp://www.peking-pharmacy.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
SHANGHAI KEAN TECHNOLOGY CO., LTD.
Telephone +8613817748580
Websitewww.kean-chem.com
Henan Fengda Chemical Co., Ltd
Telephone+86-371-86557731 +86-13613820652
Websitehttp://www.fdachem.com
Henan Aochuang Chemical Co.,Ltd.
Telephone+86-0371-63689365 +8618638391208
Websitehttp://www.aochuangchem.com/
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/