Based on sequence-specific primer(PCR-SSP) technology, KIR genes can be typed (including KIR2DL1，KIR2DL2，KIR2DL3，KIR2DL4，KIR2DL5，KIR2DS1，KIR2DS2，KIR2DS3，KIR2DS4，KIR2DS5，KIR3DL1，KIR3DS1，KIR3DL2，KIR3DL3，KIR2DP1，and KIR3DP1.)