440g內(nèi)光廣告布是專為室內(nèi)燈箱設(shè)計(jì)的廣告材料，具有優(yōu)異的透光性、色彩鮮艷度和高強(qiáng)度。它廣泛應(yīng)用于商場、超市等室內(nèi)場所，能有效提升廣告效果。選購時(shí)，建議注意品牌、規(guī)格和價(jià)格。使用過程中，需定期清潔，避免硬物劃傷，并注意防潮防曬以延長使用壽命。

440g internal light advertising cloth is an advertising material designed specifically for indoor lightboxes, with excellent transparency, vivid colors, and high strength. It is widely used in indoor places such as shopping malls and supermarkets, and can effectively enhance advertising effectiveness. When making a purchase, it is recommended to pay attention to the brand, specifications, and price. During use, regular cleaning is necessary to avoid scratches from hard objects, and attention should be paid to moisture and sun protection to extend the service life.