PharmaBlock Sciences (Nanjing),Inc.
Telephone025-86918202 4000255188
Websitehttp://www.pharmablock.com/
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Henan Pumei Jihua Pharmaceutical Technology Co., Ltd.
Telephone037188900765 18037465274
Websitehttp://www.pumeijihua.com
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
