Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Hebei Yaocheng Pharmaceutical Technology Co. Ltd
Telephone19903117510 19903117580
Websitehttps://www.yaochengph.com
Shaanxi Dideu New Materials Co. Ltd
Telephone+86-18192503167; 18192503167
Website