Aidian (formerly known as Orion Diagnostica) is an in-vitro-diagnostic (IVD) company that develops and manufactures diagnostic tests. It offers QuikRead go, a system designed to support diagnosis and treatment management, Aidian LF, a SARS-CoV-2 antigen test, Easicult, tests for monitoring microbial contaminations in industrial fluids, Clean Card PRO, a hygiene test for surface cleaning monitoring, and other products.