From rugged Hot-Dip Galvanized steel for heavy industry to specialized Aluminum and FRP options for corrosive environments, we highlight the top players—including local leaders like SMC Siam, NRE, United Group Thailand, SCI Manufacturing, and Leenapl—who ensure your projects. From rugged Hot-Dip Galvanized steel for heavy industry to specialized Aluminum and FRP options for corrosive environments, we highlight the top players—including local leaders like SMC Siam, NRE, United Group Thailand, SCI Manufacturing, and Leenapl—who ensure your projects. From rugged Hot-Dip Galvanized steel for heavy industry to specialized Aluminum and FRP options for corrosive environments, we highlight the top players—including local leaders like SMC Siam, NRE, United Group Thailand, SCI Manufacturing, and Leenapl—who ensure your projects are built to last and. Established in 1991, is the leading expert in Cable Tray Systems manufacturing with a registered capital of 24 million Baht. Our factory is of a high standard locating on the spatious area of 15,000 square meters, equipped with modern machinery, production system controlled by computers and a group. Our cable tray production line achieves precise control of the entire process from coil to finished product. Our cable tray production line has specially strengthened the high-precision CNC punching process and roll forming process to cope with complex cable tray structures and ensure assembly. United Manufacturing Co. are Sole Distributor wireways, cable trays, cable ladders, and electrical control cabinets from BE, with modern technology, BE products are high quality and being market leaders in electrical cabinets, electrical rails, wireways and processed sheet metal with the highest.