Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Hubei De'ao Chemical Research Pharmaceutical Technology Co., Ltd
Telephone18502726233; 18502726233
Websitehttps://www.chemicalbook.com/supplier/25403897/
LEAPCHEM CO., LTD.
Telephone+86-852-30606658
Websitehttp://www.leapchem.com
China National Standard Pharmaceutical Corporation Limited
Telephone +8615391658522
Websitehttps://www.standardpharm.org.cn/