(1) In 2025, China's EL cold light film industry market development monitoring showed that the market size has grown steadily, and is expected to reach 15 billion yuan, an increase of about 20% over 2024. Among them, the indoor lighting field occupies a dominant market position, accounting for more than 50%, and the outdoor lighting and display markets are also showing strong growth momentum. Taking a large lighting company as an example, its EL cold light sheet product sales reached 1 billion yuan in 2025, a year-on-year increase of 30%, mainly due to new product research and development and market expansion.