ZHEJIANG JIUZHOU CHEM CO., LTD is a market-oriented and innovation-driven biopharmaceutical company. The company is focusing on the R&D, manufacturing and sales of pharmaceutical products both for peptide and small molecule. Through technical inn

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali