ATK CHEMICAL COMPANY LIMITED
Telephone021-51619050 13301662590
Websitehttp://www.ATKchemical.com
Yantai Boyun Biological Technology Co. Ltd
Telephone13793517650; 13793517650
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList248599/0.htm
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Yantai Zhengxin New Material Technology Co. LTD
Telephone15065715832; 13854547682
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1444924/0.htm
Yantai Sheng Kai Lun Biological Products Co. , Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn