J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Syntechem Co.,Ltd
Telephone
Websitehttp://www.syntechem.com/
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
SHANGHAI FDC-CHEMICAL CO.,LTD
Telephone021-61469567 13482353728
Websitehttp://www.fdc-chemical.com/
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone 15811073878
Websitehttp://www.peking-pharmacy.com
Nanjing the parson's chemical technology co., LTD
Telephone025-58786926 18951781718
Websitehttp://www.ypshx.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 1316706386
Websitehttp://www.aladdin-e.com/
Merck KGaA
Telephone(+86) 21 2033 8288
Websitehttp://www.sigmaaldrich.cn
Shanghai Scochem Technology Co., Ltd
Telephone+86-021-33758897 +86-13701882790
Websitewww.scochem.com
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/