Liaoyang Bailong Plastic Foam Products Factory, founded in 1999, focuses on the research and development of polyethylene material modification. We are dedicated to the research, production, and sales of insulation and soundproof components, closely revolving around the two fundamental functions of sealing and insulation. We provide insulation and soundproof system solutions for global customers, with products widely used in doors, windows, curtain walls, photovoltaics, airports, rail transit, and other fields. For over two decades years, we have continuously innovated and improved. Leveraging years of effort, experience accumulation, and in-depth research and development of related technologies, we have deeply cultivated ourselves in the curtain wall and system door and window industries.