J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Henan Alfa Chemical Co., Ltd
Telephone
Websitehttps://www.chemicalbook.com/manufacturer/henan-alfa-chemical-570/
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418684 +8618949823763
Websitehttps://www.tnjchem.com
Hunan russell chemicals technology co ltd
Telephone731-88557738 +8613739093081
Websitehttp://www.russellchem.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 15801484223;
Websitehttp://www.jm-bio.com/
Wuhan Shenxinda Chemical Technology Co., Ltd.
Telephone27-87509949 13419524390
Websitehttp://www.s-santachem.com
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone 18621169109
Websitehttps://www.meryer.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Tianjin Aiyuxuan Pharmaceutical Technology?Co.,Ltd
Telephone 13312134804
Websitehttp://www.yuxuanpharm.com/
Tianjin Ruide Famo Technology Co., Ltd
Telephone 13821803402
Website
Shanghai Zhiyun Biotechnology Co., Ltd
Telephone 13119135307
Website
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone +86-18521732826
Websitehttp://www.aladdin-e.com/
Shaanxi Istare Biotechnology Co., Ltd.
Telephone 18682931470
Websitehttp://www.istarepharm.com/