BB16 Monomer Thienothiophene Series
![Thieno[3,2-b]thiophene-3-carbonitrile/1467663-01-9](/upload/2023/8\905b9f86-2f99-47fb-9f4f-2744f9f2fd97.png)
![Thieno[3,2-b]thiophene-3,6-dicarbonitrile/1634660-13-1](/upload/2023/8\6da26008-e63f-4666-8ac2-9773fbccce24.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.
