Cashew Nut Phenol Polyoxyethylene Ether is a nonionic surfactant with properties of emulsification, wetting, penetration, antistatic, etc., and it is non-toxic and harmless to human body. In terms of remediation of contaminated soil, cashew nut phenol polyoxyethylene ether can be used as a soil conditioner to promote the decomposition and transformation of pollutants in the soil by improving the physical and chemical properties of the soil, so as to achieve the purpose of remediation of contaminated soil. However, remediation of contaminated soil is a complex process that is influenced by a variety of factors, such as soil type, pollutant type and concentration. Therefore, the role of cashew phenol polyoxyethylene ether in the remediation of contaminated soil may be somewhat limited. To ensure remediation effectiveness, it is recommended that adequate experimental studies and evaluations be conducted to determine the optimal remediation program before using cashew phenol polyoxyethylene ether or other soil remediation agents.