Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-20242659 18930833303
Websitehttp://www.changyanchem.cn
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-025-85560043 17301488900
Websitehttp://www.synzest.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 18351873721
Websitehttp://www.synzest.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Guangzhou Viocon Pharmaceutical Technology Co., Ltd
Telephone+86-13424074264; 13726739909
Website