Chengdu Focus Pharmaceutical Technology Co., Ltd.
Telephone028-64950838 17340131597
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30205/0_EN.htm
Henan Aosman Biotechnology Co., LTD
Telephone13761588971 17719817155
Websitehttp://www.osmanbio.com/contact.html
Shandong utilizing biological technology co., LTD
Telephone18669728830 15966937598
Websitehttps://www.demaichem.com
Jinan Demai Medical Technology Co., LTD
Telephone18669728830 15806766175
Websitehttps://www.demaichem.com/
Shanghai Ken chemical Technology Co.,ltd
Telephone13701870891; 02152215958
Websitehttp://www.kenchem.net/