双星新材：公司新研发的载体铜箔产品取得重要突破，能够满足客户当前在触控用柔性线路板方面的使用要求

Group 1 - The company has made significant breakthroughs in the research and development of carrier copper foil products, which now meet customer requirements for flexible circuit boards used in touch applications [2] - The company confirmed that it has received inquiries regarding formal orders for its carrier copper foil products, indicating potential market interest [2] - The performance and quality of the newly developed carrier copper foil products are now aligned with current industry standards [2]