Springchem New Material Technology Co.,Ltd
Telephone021-52836897 13917661608
Websitehttp://www.spring-chem.com
Zhengzhou Alpha Chemical Co. LTD
Telephone0371-53732842 13383863444
Websitehttps://www.chemicalbook.com/supplier/23629674/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Hangzhou Sulfuchem Material Technology Co., Ltd.
Telephone0571-86113725 15372021306
Websitehttp://www.sulfuchem.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
