J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai Topbiochem Technology Co., Ltd
Telephone021-58170097
Websitehttp://www.topbiochem.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828
Websitehttp://www.amateksci.com
Aikon International Limited
Telephone025-58851090 13611564524
Websitehttp://www.aikonchem.com
Nanjing SynTitan Pharmaceutical Co., Ltd.
Telephone25-57027686 17372956142
Websitehttp://www.syntitan.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Henan Pumei Jihua Pharmaceutical Technology Co., Ltd.
Telephone037188900765 18037465274
Websitehttp://www.pumeijihua.com
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Xi'an Lechun Chemical Co., Ltd
Telephone029-15596886083 15596886083
Websitehttps://www.chemicalbook.com
Nantong Hanfang Biotechnology Co. , Ltd.
Telephone 18616537568
Websitehttps://hanfangpharma@126.com
