J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Jinan Kabotang Biological Technology Co.,Ltd.
Telephone0531-61320525 15866703830
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30553/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Jinan Carbotang Biotech Co.,Ltd.
Telephone +8615866703830
Websitehttps://www.chemicalbook.com/manufacturer/jinan-carbotang-biotech-107/
Wuhan Fortuna Chemical Co., Ltd
Telephone+86-027-59207850
Websitehttp://www.fortunachem.com/
Nanjing Wogni Chemical Co., Ltd.
Telephone 15996452985
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList775095/0.htm
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Shanghai Yifei Biotechnology Co. , Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Hubei Danding Pharmaceutical Technology Co., Ltd
Telephone18917019315 18917019315
Websitehttp://www.hbdandingyy.com
SHANGHAI KEAN TECHNOLOGY CO., LTD.
Telephone +8613817748580
Websitewww.kean-chem.com
Watson Biotechnology Co.,Ltd
Telephone+86-18186686046 +86-18186686046
Websitehttps://www.chemicalbook.com/manufacturer/cnwhwatson/
Shanghai Acmec Biochemical Technology Co., Ltd.
Telephone+86-18621343501; +undefined18621343501
Websitehttp://www.acmec.com.cn/
Henan Aochuang Chemical Co.,Ltd.
Telephone+86-0371-63689365 +8618638391208
Websitehttp://www.aochuangchem.com/
