Hebei Yanxi Chemical Co., Ltd.
Telephone +8617531153977
Websitehttps://www.chemicalbook.com/manufacturer/hebei-yanxi-chemical-283/
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Nantong Hanfang Biotechnology Co. , Ltd.
Telephonehanfangpharma@126.com; 18616537568
Websitehttps://hanfangpharma@126.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone 13515810918
Website
Shenzhen Nexconn Pharmatechs Ltd
Telephone+86-755-89396905 +86-15013857715
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31188/0.htm