Zhengzhou Granlen Sciences, ltd.
Telephone0371-85513397 +86-18610099868;
Websitehttp://www.granlen.com
NewCan Biotech Limited
Telephone+86-0571-86912261 +8613735419629
Websitehttps://www.newcanbio.com/
Shanghai meikai technology co., ltd
Telephone021-18721550-091 18721550091
Websitehttp://www.masonchemtech.com
Panaishen (Henan) Pharmaceutical Science and Technology Co. , Ltd.
Telephone0371-65325800 13700860222
Websitehttp://www.pannacean.com/
TargetMol Chemicals Inc.
Telephone 15002134094
Websitehttps://www.targetmol.cn/