Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-20242659 18930833303
Websitehttp://www.changyanchem.cn
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Anhui Henuo Biotechnology Co., Ltd
Telephone18455579438
Websitehttp://www.honochem.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126
Websitehttp://www.aobchem.com.cn/
Changzhou Yourui Pharmaceutical Technology Co., Ltd
Telephone18168818882
Websitehttps://www.youruipharm.com