瑞华泰：聚酰亚胺行业具有高技术门槛、高市场准入、重资产投入的特点

Core Viewpoint - The polyimide industry is characterized by high technical barriers, stringent market entry requirements, and significant capital investment, indicating a high level of technological attributes within the industry [1] Industry Characteristics - The polyimide industry has high technical barriers [1] - There are stringent market entry requirements in the polyimide sector [1] - The industry requires substantial capital investment [1] - The technological attributes of the industry are notably high [1]