J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Nanjing SynTitan Pharmaceutical Co., Ltd.
Telephone25-57027686 17372956142
Websitehttp://www.syntitan.com
Beijing FYF Chemicals Co., Ltd
Telephone010-57903446 15869909019
Websitehttp://www.fyfchem.com/
Changzhou Qianai Biotechnology Co., Ltd
Telephone0519-15240519135 13961152745
Website
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Hefei Mokai Pharmaceutical Technology Co., Ltd
Telephone 19355912709
Websitehttp://www.yxjchem.com/
Shandong Libixi Biopharmaceutical Technology Co., Ltd.
Telephone15318973357; 15318973357
Websitehttps://www.chemicalbook.com/EnterpriseCredit_904356813.htm
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn
Aikon International Limited
Telephone 18651614124
Websitehttps://www.aikonchem.com/
Biosynth Biological Technology (Suzhou) Co Ltd
Telephone 51288865780
Websitehttp://www.biosynth.com
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone +8617705817739
Websitewww.dycnchem.com
Aromsyn Co., Ltd.
Telephone+86-0571-85585865 +8613336024896
Websitehttps://www.aromsyn.com/