Beijing FYF Chemicals Co., Ltd
Telephone010-61647239; 15318973357
Websitehttp://www.fyfchem.com
Chemsigma International Co.,Ltd
Telephone+86-19951791336 18951874645
Websitehttp://www.chemsigma.com
Yantai Zhengxin New Material Technology Co. LTD
Telephone15065715832; 13854547682
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1444924/0.htm
Shandong Hydrocarbon Bio-Chemical Co. LTD
Telephone 17860268208
Websitehttp://www.lihengpharm.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/