It has a strong touch and stomach poison effect, and has the characteristics of strong knockout power and fast insecticidal speed. It is stable to light, and under the same conditions, the development of pest resistance is also slow, and it is efficient to lepidopteran larvae. Can be used for the prevention and control of cotton crops such as vegetables, tea, fruit trees, caterpillar, aphid, cotton bollworm, moths, cotton aphid, green blind bugs, yellow jump a small budworm, peach, orange, twenty eight star lady beetles, tea leaf moth inchworm, tea caterpillar, tea fine moth and other pests, for mosquitoes, flies, fleas, cockroaches, lice and other health pests also has a good effect.