The invention discloses a chemical pesticide amplification agent, which comprises the following raw materials in parts by weight: 6-8 parts of triethanolamine, 1-3 parts of a synergist, 6-8 parts of dichloromethane, 6-10 parts of a silicone polyoxyethylene ether compound, 1-3 parts of a surfactant, 5-7 parts of a isopropanol, 4-6 parts of isocyanate, 5-7 parts of mepiquat chloride, 3-7 parts of aurease inhibitor and 5-10 parts of a foliar absorption aid. Compared with the prior art, the chemical pesticide amplification agent has the advantages of strong insecticidal synergistic effect and synergistic effect on different chemical pesticides, the chemical pesticide amplification agent has low cost, simple use method and strong operability, has the characteristics of scientific formula, advanced technology and low price, is safe for humans, animals and trees, low in toxicity and harmless, and has a significant killing effect on pests.