国风新材：公司已投资建设聚酰亚胺薄膜生产线共计12条

Group 1 - The core viewpoint of the article is that Guofeng New Materials (000859) has invested in the construction of 12 polyimide film production lines, with an annual production capacity exceeding 1,500 tons [1] Group 2 - The company is actively engaging with investors through an interactive platform, indicating a commitment to transparency and communication [1] - The investment in polyimide film production aligns with industry trends towards advanced materials, which are increasingly in demand for various applications [1]