新广益：公司两款低介电PI胶膜已经完成研发结项，主要用于FPC和电子组件，已经形成批量生产

Group 1 - The company has completed the research and development of two low-dielectric PI films, which are primarily used for flexible printed circuits (FPC) and electronic components [2] - The total investment for the development of these two films was approximately 25 million yuan [2] - The company has confirmed that these films have entered mass production [2]