Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-20242659 18930833303
Websitehttp://www.changyanchem.cn
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
LinkChem Technology Co., Ltd.
Telephone58950110 13124863828
Websitehttps://www.linkchem.cn/cn/
Shanghai Lingfu Pharmaceutical Research Co. LTD
Telephone+86(21)5895 0110 19945755304
Websitehttps://www.chemany.com/
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
Changzhou Yourui Pharmaceutical Technology Co., Ltd
Telephone18168818882
Websitehttps://www.youruipharm.com