沧州明珠：公司PE塑料管道产品属于基础设施类产品

Core Viewpoint - The company, Cangzhou Mingzhu, specializes in PE plastic pipe products that are essential for infrastructure, particularly in the construction of underground pipelines for gas and water supply [1] Group 1: Company Overview - Cangzhou Mingzhu's PE plastic pipe products are categorized as infrastructure products [1] - The primary downstream customers for the company are gas operators and water utility companies [1]