J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Telephone+86-21-54098501
Websitehttp://www.sinch.com.cn/
ZEROSCHEM.CO.,LTD.
Telephone10-61256048 13810278579
Websitehttp://www.zeroschem.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Beijing HengPuGao Pharmaceutical Chemistry Technology Co., Ltd.
Telephone010-81520996 13439320863
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15053/0.htm
China Langchem Inc.
Telephone0086-21-58956006
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19141/0.htm
Shanghai Sunway Pharmaceutical Technology Co., Ltd
Telephone021-51613915-820 13611835272
Websitehttp://www.sunwaypharm.com
Beijing Yisiyan Technology Research Center
Telephone010-56645598 13366904824
Websitehttp://www.bjkaida.cn
Shanghai Topbiochem Technology Co., Ltd
Telephone021-58170097
Websitehttp://www.topbiochem.com
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0.htm
shanghai cooperpharm co.,LTD .
Telephone+86-021-58975553
Websitehttp://www.cooperpharm.com
Shanghai Raise Chemical Technology Co.,Ltd
Telephone+86-021-50935922
Websitehttp://www.raise-chem.com
Wuhan Chemduro Pharm Tech Co. Ltd.
Telephone18040571231/1402788087
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16292/0.htm
Shanghai ChuangYan Chemical Technology Co., Ltd.
Telephone021-11111111 11111111111
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16385/0.htm
AN PharmaTech Co Ltd
Telephone86(21)68097365
Websitehttp://www.anpharma.net
SPIRO PHARMA
Telephone
Websitehttp://www.spiropharma.com.cn
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828
Websitehttp://www.amateksci.com
