Shanghai Xingui Biotechnology Co., Ltd.
Telephone 17501653715
Websitehttp://www.ansitan.com
Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-021-20242659 18930833303
Websitehttp://www.changyanchem.com
Shanghai Anyinuo Biomedical Technology Co., Ltd.
Telephone021-34625901
Websitehttps://www.aynchem.com
Pinghu city zhengyuan medical technology co. LTD
Telephone 18367600069
Websitehttp://www.zyyiyao.com
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn