The invention discloses an insecticidal composition containing fluchlorabendiamide and a bishydrazide insecticide. Wherein the effective components comprise an active component A and an active component B, the active component A is the fluchlorabendiamide, and the active component B is selected from any one of the following compounds: tebufenozide, methoxyfenozide, halofenozide and chromafenozide.The weight ratio of the active component A to the active component B is 1:80-80:1. The composition has a synergistic effect on various pests harmful to agricultural production, the dosage of pesticides is reduced, the residual quantity of the pesticides on crops is reduced, and the environmental pollution is reduced. The composition is safe to human and livestock and has good environmental compatibility, and the pests are not liable to generate drug resistance.