Beijing Yisiyan Technology Research Center
Telephone010-56645598 13366904824;
Websitehttp://www.bjkaida.cn
Shanghai Tombiopharma Chemical Co. Ltd.
Telephone 13391076197
Websitehttp://www.tombiopharma.com
Nanjing SynTitan Pharmaceutical Co., Ltd.
Telephone025-57027686 17372956142
Websitehttp://www.syntitan.com
Jinan Guangchen Pharmaceutical Technology Co., Ltd
Telephone 18563726319
Websitehttps://www.chemicalbook.com/supplier/24863567/
Wuhan Wanjian Biotechnology Co., Ltd
Telephone 13277087647
Website