Immunological diagnosis and molecular biological diagnosis are the most advanced detection methods in medical laboratories. These methods are sensitive, rapid, selective, reproducible, easy to operate, flexible and diverse, and accurate. Based on the immune and molecular diagnosis of infectious diseases, DL have developed a variety of detection techniques such as lipopolysaccharide and (1,3)-β-D glucan detection, POCT detection, PCR detection, etc. DL is dedicated to introduce advanced detection techniques and methods to continuously develop diverse immune and molecular diagnostic products.