For over several decades, Ben-Thomas has focused exclusively on the R&D and manufacturing of complete Metal Culvert Pipe Production Lines,Assembly corrugated metal pipe mill, Multi Plate Metal Culvert Pipe Production Line,Production Line for Culvert Structural Plate, establishing ourselves as the undisputed industry leader in China and one of the most respected names worldwide. As China’s Top 1 manufacturer in this specialized field, we deliver state-of-the-art Corrugated Metal Pipe Production L...

For over several decades, Ben-Thomas has focused exclusively on the R&D and manufacturing of complete Metal Culvert Pipe Production Lines,Assembly corrugated metal pipe mill, Multi Plate Metal Culvert Pipe Production Line,Production Line for Culvert Structural Plate, establishing ourselves as the undisputed industry leader in China and one of the most respected names worldwide. As China’s Top 1 manufacturer in this specialized field, we deliver state-of-the-art Corrugated Metal Pipe Production Lines and full assembly line solutions that meet the highest international standards. Our equipment is running reliably on five continents, contributing to highways, railways, water conservancy projects, mining, and urban infrastructure around the globe. We actively participate in the world’s most influential industry exhibitions every year, allowing global clients to witness our latest technology and manufacturing strength firsthand.Hundreds of successful cases — from landmark domestic projects