LineGene K Plus fluorescent quantitative detection system adopts fluorescence real-time detection method to analyze amplification of PCR templates, suitable for polymerase chain reaction fluorescence quantitative detection in research areas including human genome engineering, forensic medicine, oncology, organization and population biology, paleobiology, zoology, and botany, and in clinical diagnosis for virus, cancer and genetic disease. The PCR detection system is in-vitro medical diagnosis equipment which can be used in clinical lab for copy-number quantitative analysis of various genes with fluorescence polymerase chain reaction method.