Supplementary Building Blocks
![Dibenzo[b,d]thiophen-1-ylboronic acid/1245943-60-5](/upload/2023/12\b0cb262b-9f31-4a6b-b5a3-aedb81a13513.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.
