Artis Biotech Co. Ltd.
Telephone0575-18780151478 18582380095
Websitehttp://www.artisbiotech.com/
Shanghai isotope chemical co.,ltd
Telephone021-021-51600108 13062666369
Websitehttps://www.chinaisotope.com/
Shandong Huijing bio-pharmaceutical Technology Co. , Ltd.
Telephone15192151674 15192151674
Websitehttp://www.chemcro.com
Xi'an Ruipuyuan Biotechnology Co., Ltd
Telephone029-18909235869 18909235890
Websitehttp://www.rpybiotech.com
Guangdong Wengjiang Chemical Reagent Co.,Ltd.
Telephone0751-2815983 13927872582
Websitehttp://www.wj-chem.com/