Frequency trembler lamps in 4 greenhouse vegetable demonstration sites were killing 7 orders and 17 families 23 species, including 21 species of pests. The main pests have insecticidal effects harmful to vegetable, especially for lepidoptera pest control effect was significant. The results of the application show that the hanging area is higher than that of no light district of Spodoptera litura and beet armyworm larvae weight were reduced 84.10%, 74.49%, while reducing drug times, decreasing the cost of drug use, ensuring the safety of vegetables, pollution-free production, popularization and application in large area