The application of anti-sulfurization in laptops is vital for extending device lifespan and ensuring performance stability. Thin-film waterproof adhesive for keyboards effectively prevents moisture or liquid from entering, protecting internal components from long-term damage caused by humidity or spills. Silicon nanocoating hydrophobic agents provide excellent water repellency, preventing the accumulation of sulfur compounds, moisture, and other corrosive substances inside the laptop, reducing the risk of corrosion. These technologies not only enhance durability but also ensure stable operation in harsh environments, making them ideal for industrial, outdoor, or high-humidity applications.