shanghai Chemsoon Co. Ltd.
Telephone021-51987688-803
Websitehttp://www.chemsoon.com.cn/
Zhengzhou Alpha Chemical Co. LTD
Telephone0371-0371-53732842 13383863444
Websitehttps://www.chemicalbook.com/supplier/23629674/
Zhengzhou Akem Chemical Co., Ltd
Telephone 13303867194
Websitehttp://acmechem.cn/
yimo organism
Telephone 15915870272
Websitehttp://www.yimobio.com/Index.htm
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
