Lanzhou Kangyuxin Biotechnology Co., Ltd.
Telephone0931-4190454 13893344397
Websitehttp://www.kyxpharma.com
ChengDu SinoStandards Bio-Tech Co.,Ltd. ，
Telephone028-83243028 19136088901
Websitehttp://www.ebuylabs.com/
Zhengzhou convergence chemical co., LTD
Telephone0371-0371-55153829 18003835034
Websitehttps://www.chemicalbook.com/supplier/24021783/
Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn
Sichuan Boyou Biotechnology Co., Ltd
Telephone028-65791793 18140026355
Website
