Changzhou Weijia Chemical Co.,Ltd( WJCHEM) is dedicated to developing,manufacturing and marketing of pharmaceutical intermediates, peptide and amino acid derivatives, APIs and Fine & Speciality chemicals. Our main products are anti-HIV, anti-virus anti-diabetes,anti-neoplastics, anti-depresant , anti-Parkinson, Protease Inhibitor,anti-convulsants, anti-migraines and their intermediates. With close relations with 5 domestic pharma chemical factories, we have established strong and long term business relations with several top companies in the world.