In accordance with the SFDA and ICH guidelines, PASS is dedicated to set up a systematic pharmaceutical analytical technology platform that confer international standards in drug quality control. The center provides comprehensive services of pharmaceutical analysis by application of new technologies developed using analytical , physical and organic chemistry. PASS is devoted to conduct cutting-edge research on solid-state chemistry and its priority includes pharmaceutical co-crystalization, salt screening and polymorphism and amorphous research. All these solid-state chemistry studies play a pivotal role in improving druggability and physical and chemical properties of drug substances.