The invention relates to a soil remediation treating agent. The soil remediation treating agent consists of the following components: ammonium sulfate, ammonium phosphate, biochemical potassium fulvic acid, bean pulps, ammonium polyphosphate, Chinese cabbage dregs, radix stemonae powder, furnace ash, zinc sulfate heptahydrate, alkyl polyglycoside, indole-3-butyric acid potassium, inositol, ammonium persulfate, wollastonite powder, sulfamic acid, calcium oxalate, calcium ammonium nitrate, maleic anhydride, boric acid powder, bauxite powder, moroxydine hydrochloride, famoxadone, sodium diacetate, chlorpyrifos, bifenthrin, potassium citrate, decabromodiphenyl ether, urotropin, dimethyl siloxane and sodium ethoxide. The preparing technical method of the product is simple. The prepared product has excellent soil remediation capability and great insecticidal performance, can supply agricultural and forestry crops with nutrients, greatly increases the survival rate of the planted agricultural and forestry crops and improves use effect.