Products
![[2,2'-Bithiophene]-3,3'-dicarbonitrile,5,5'-bis(trimethylstannyl)-/2119752-09-7](/upload/2023/8\64489c34-c90d-443c-a76a-60887d8f1155.png)
Hangzhou Longshine Bio-Tech Co.,Ltd is a professional pharmaceutical
manufacturer with productive factory, which is able to produce API and pharmaceutical intermediate with
reliable quality and good price.
