沧州明珠：公司有关于PE管道产品的发明专利1项，实用新型专利22项

Core Viewpoint - The company has a significant number of patents related to its product lines, indicating a strong focus on research and development to stay competitive in the market [1]. Summary by Categories Patents and Innovations - As of the end of last year, the company holds 1 invention patent and 22 utility model patents for PE pipeline products [1] - For BOPA film products, the company has 4 invention patents and 6 utility model patents [1] - In the area of lithium-ion battery separators, the company possesses 16 invention patents and 87 utility model patents [1] Research and Development Strategy - The company is committed to closely monitoring advancements in cutting-edge technologies and aligning its R&D efforts with market trends to ensure a robust technological reserve for future development [1]