Henan's chemical products co., LTD
Telephone0371-60919097 15378766539;
Websitehttp://www.psaichem.cn/
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn
Shaanxi Gulliver Biotechnology Research Co., Ltd
Telephone 13892423764
Website
Zhengzhou Haochuang New Material Co., Ltd.
Telephone19139721821; 19139721821
Websitehttps://www.chemicalbook.com/supplier/148360348/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
