J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
ZEROSCHEM.CO.,LTD.
Telephone10-61256048 13810278579
Websitehttp://www.zeroschem.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
China DongFan Chemical Co.,LTD
Telephone86-0571-85151182
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList14819/0.htm
China Langchem Inc.
Telephone0086-21-58956006
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19141/0.htm
Beijing Yisiyan Technology Research Center
Telephone010-56645598 13366904824
Websitehttp://www.bjkaida.cn
shanghai cooperpharm co.,LTD .
Telephone+86-021-58975553
Websitehttp://www.cooperpharm.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
ShangHai AmK Pharmaceutical Technology Co., Ltd.
Telephone 18019252918
Websitehttp://www.amkchem.com
Bellen Chemistry Co., Ltd.
Telephone010-60400362 17367276958;
Websitehttp://www.bellenchem.com
Shanghai Boyners Pharm-Tech Co., Ltd.
Telephone021-54581719 13817873692
Websitehttp://www.boynerspharm.com/index.php?m=home&c=Lists&a=index&tid=5
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Aikon International Limited
Telephone025-66113011 13155353615
Websitehttp://www.aikonchem.com
Ningxia Hao Rui Kang Technology Co. Ltd.
Telephone+86-13693538274 +86-13693538274
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30949/0.htm
Chengdu Feibai Pharmaceutical Co., Ltd.
Telephone028-84641798 18782128315
Websitehttp://www.arkpharm.com
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone0551-65418684 +8618949823763
Websitehttps://www.tnjchem.com
Labnetwork lnc.
Telephone+86-27-50766799 +8618062016861
Websitewww.labnetwork.com
