as a result, the basic conditions of people's lives have improved significantly. after the basic functions of the kitchen have gradually been upgraded, it has changed from just a gathering place for cooking food and to a center for dining, entertainment and leisure and socialization. the subsequent solution is oil fume pollution. the oil fume purifier is to filter and clean the oil fume to pollute the air. specifically, the oil fume purifier first performs preliminary filtering after the oil fume enters the purification device, filters out large particulate matter such as precipitated substances, and then adsorbs it through electrostatic dust collection and activated carbon, and finally discharges it back through exhaust ducts.