PharmaBlock Sciences (Nanjing),Inc.
Telephone400-0255188 4000255188
Websitehttp://www.pharmablock.com/
Aikon International Limited
Telephone025-58859352 18068836627
Websitehttp://www.aikonchem.com
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0.htm
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/