BIOCHECK Inc. is a comprehensive service provider for the discovery and development of new antibody and immunoassay. We can directly enrich positive B cells with our proprietary B cell cloning technology, isolate IgG genes and express recombinant antibodies for different applications. We are also a leading immunodiagnostics developer and manufacturer with extensive experience in marketing new IVD products. In addition to ELISA, we now include development of assays for ultra-sensitive assays using SimoaTM (single molecule array) technology, a powerful tool to detect low-abundance biomarkers.