Shanghai XR Chemical Technology Co., Ltd.
Telephone021-31007982 18019432809;
Websitehttp://www.xrpharma.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.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