A liver cancer polypeptide marker antigen competitive enzyme-linked immunosorbent assay kit is disclosed, and comprises: monoclonal antibody secreted by monoclonal antibody hybridoma cell lines AP0105 of an artificial antigen liver cancer polypeptide marker having a preservation number CGMCC No.5269 and polypeptide standard substance competing with the polypeptide marker in an object to be tested, the sequence of the polypeptide being: Asn-Leu-Gly-His-Gly-His-Lys-His-Glu-Arg-Asp-Gln-Gly-His-Gly-His-Gln.
LIVER CANCER POLYPEPTIDE MARKER ANTIGEN COMPETITIVE ENZYME-LINKED IMMUNOSORBENT ASSAY KIT