Tianjin Derchemist Science & Technology Co., Ltd.
Telephone22-58627059 13920586291
Websitehttp://www.derchemist.com
Aikon International Limited
Telephone025-66028182 18112977050
Websitehttp://www.aikonchem.com
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
PharmaBlock Sciences (Nanjing), Inc.
Telephone4000255188 4000255188
Websitehttps://www.pharmablock.com/
Shanghai Daken Advanced Materials Co.,Ltd
Telephone+86-371-+86-371-66670886
Websitehttps://www.dakenchem.com/