Woerjiming (Beijing) Technology Development Institute
Telephone 18610294897
Websitehttps://www.woerjiming.cn
Derthon Optoelectronic Materials Sci. Tech. Co., Ltd.
Telephone0755-26718755 13266723223
Websitehttp://www.derthon.com
Zhengzhou Huiju Chemical Co., Ltd.
Telephone0371-55900031 18137872243
Websitehttps://www.chemicalbook.com/supplier/11124122/
Henan's chemical products co., LTD
Telephone0371-60919097 15378766539
Websitehttp://www.psaichem.cn/
Hunan chemfish Scientific co.,ltd
Telephone+8618229978283 19294230172
Websitehttp://www.chemfish.com
VOLT-AMP OPTOELECTRONICS TECH. CO., LTD.
Telephone 18802601190
Websitehttp://www.volt-amp.cn/
Shenzhen Ruixun Optoelectronic Material Technology Co., Ltd
Telephone0755-26718755; 15889762949
Websitehttps://www.derthon.com/
Shanghai Daken Advanced Materials Co.,Ltd
Telephone+86-371-+86-371-66670886
Websitehttps://www.dakenchem.com/
