ABOUT US

As a state-level hi-tech company, Shandong Topscience Biotech Co., Ltd. (STB) is specialized in R&D, production, sales of biochemical intermediates and APIs. Manufacturing site of the company...

CONTACT US

Tel:+86-633-261 9278 

Fax:+86-633-261 9268 

E-mail:sales@topscience.cn