Derthon Optoelectronic Materials Sci. Tech. Co., Ltd.
Telephone0755-26718755 13266723223
Websitehttp://www.derthon.com
Hunan chemfish Scientific co.,ltd
Telephone13657482223 19186994443
Websitehttp://www.chemfish.com
Zhengzhou Alpha Chemical Co. LTD
Telephone0371-0371-53732842 13383863444
Websitehttps://www.chemicalbook.com/supplier/23629674/
Shenzhen Ruixun Optoelectronic Material Technology Co., Ltd
Telephone0755-26718755; 15889762949
Websitehttps://www.derthon.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/