Hengshui Aohong Engineering Materials Co., Ltd. specializes in providing comprehensive, one-stop engineering material solutions for global infrastructure construction. As an integrated enterprise combining industry and trade, we focus on the research and development, production, and sales of high-quality engineering materials. Our product line encompasses multiple series such as corrugated pipes, waterstops, shock absorption and isolation bearings, expansion joints, and fiberglass reinforced plastic (FRP) cable trays, with hundreds of varieties and tens of thousands of specifications and models.