Relying on professional R&D, registration, and production team, EXPECLIN (a subsidiary of Expec Technology) can provide customers with a wealth of mass spectrometry detection kits. At present, more than 40 kinds of clinical products have been registered, declared and are under research, including vitamin profile, amino acid profile, hormones, bile acid profile, free fatty acids, trace element detection, therapeutic drug monitoring, newborn screening for inherited metabolic disorders and other clinical items.