With the rapid economic development in China, industry and agriculture cause a lot of pollutants,including heavy metals, to be discharged into the environment, and the soil environmental pollution isbecoming more and more serious. Since lime repairing has low cost, simple operation, quick repairing processand obvious effect, it has attracted lots of attention, and the effect of lime on soil heavy metal pollution repairmechanism has become one of the hot research spots. In this paper, the research progress of the remediation ofheavy metal contaminated soils by lime was reviewed systematically. ...