Beijing Yan Nuo XinCheng Chemical Co., Ltd.
Telephone86-10-82830276
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15334/0.htm
3A Chemicals
Telephone400-668-9898
Websitehttp://www.3achem.com
Zhengzhou Alpha Chemical Co. LTD
Telephone0371-0371-53732842 13383863444
Websitehttps://www.chemicalbook.com/supplier/23629674/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Zhejiang Hongwu Technology Co., Ltd.
Telephone18255593606; 18255593606
Websitehttp://www.hwoled.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/