TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com
Henan Kehong Biological Technology Co. LTD
Telephone0371-55969461； 0371-86658258 17722895060
Websitehttps://www.kehobio.com
Henan Alpha Chemical Co., Ltd.
Telephone0371-55013243 15324716602
Websitehttps://www.chemicalbook.com/supplier/24684125/
Shenzhen Ruixun Optoelectronic Material Technology Co., Ltd
Telephone0755-26718755; 15889762949
Websitehttps://www.derthon.com/
ZhengZhou Edward Biology Co.,Ltd
Telephone13298105281 13298105281
Websitehttp://www.edwardbiology.cn
