Article 35 of the "Law of the People's Republic of China on Soil Pollution Prevention and Control" stipulates: soil pollution risk control and restoration, including soil pollution status investigation and soil pollution risk assessment, risk management and control, restoration, risk management and control effect evaluation, restoration effect evaluation, and subsequent management And other activities. Risk management and control effect evaluation and remediation effect evaluation are an essential step for soil pollution risk management and control and remediation. Our company undertakes risk management and control of contaminated plots of construction land and evaluation of soil remediation effects. In our work, we will scientifically and systematically evaluate whether the soil has reached the restoration target, whether the risk control meets the specified requirements, whether the land block risk has reached an acceptable level, etc., and put forward subsequent environmental supervision suggestions to provide science for the management of contaminated land basis.