J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-6206333 18021050169
Websitehttp://www.aladdin-e.com/
Shanghai Yolne Chemical Co., Ltd.
Telephone021-62960152
Websitehttp://www.yolne.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
ShangHai Siyan Biological Technology Co., Ltd.
Telephone021-50908862,442785678,326799392 18721037013
Websitehttp://www.siyanbio-tec.com
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Guangzhou Younan Technology Co., Ltd
Telephone020-82000279 18988968278
Websitehttp://www.ubiochem.cn/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Wuhan Topule
Telephone+86-02787215551 +86-19945035818
Websitehttp://www.topule.com/
Zhengzhou Akem Chemical Co., Ltd
Telephone 13303867194
Websitehttp://acmechem.cn/
Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 15801484223;
Websitehttp://www.jm-bio.com/
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Olix (Shanghai) Pharmaceutical Technology Co., Ltd
Telephone 17316404525
Websitehttps://www.olix.cn
Shanghai Weiyite Biotechnology Co., Ltd
Telephone 15317051735
Website