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/
Shanghai Synthfine Chemical Co.,Ltd
Telephone 15921303235
Websitehttp://www.synthfine.com
Yantai Boyun Biological Technology Co. Ltd
Telephone13793517650; 13793517650
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList248599/0.htm
Changzhou Bojia Biomedical Technology Co., Ltd.
Telephone 2122619822
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList849747/0.htm
Yantai Zhengxin New Material Technology Co. LTD
Telephone15065715832; 13854547682
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1444924/0.htm
Shandong Mingde Biotechnology Co., Ltd
Telephone 15553348166
Websitehttp://www.jiuyueshengwu.com/
Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone 15552437730
Website