Application: The bisultap mechanism is an analogue of an artificially synthesized neurotoxin, which penetrates insects and quickly turns into necrotoxin or dihydroxine toxin. The drug is a competitive acetylcholine inhibitor with strong contact, toxicity to the stomach and systemic conductivity. It has a good effect of combating larvae of lepidoptera pests. The drug is mainly used to combat sugar cane, rice and other crops.