el advertisement EL Very low power consumption EL Generates minimal heat Application of cold commercials: EL cold light commercials varied forms, ... (e.g., company logo, company culture publicity slogans);2.advertisement or product over-wrap);3.advertising screen (e.g., ... of different size.6. EL frivolous, may be bent.7. Does not occupy a space, easy installation, can save cost. EL flash advertisement ...