沧州明珠：公司目前主要产品有PE管道产品、BOPA薄膜和锂离子电池隔膜产品三类

Core Viewpoint - The company, Cangzhou Mingzhu, has outlined its main product categories, which include PE pipeline products, BOPA films, and lithium-ion battery separators, indicating a diversified product portfolio catering to various industries [2]. Group 1: Product Categories - PE pipeline products are primarily used in infrastructure construction, specifically for gas and water underground networks [2]. - BOPA film products include both biaxially oriented films and two-step stretched films, utilized in food packaging and various other applications such as industrial packaging, pharmaceutical packaging, and electronic product packaging [2]. - Lithium-ion battery separator products are applied in lithium-ion batteries for electric vehicles, consumer electronics, electric two-wheelers, energy storage, and household appliances [2].