Yantai Yuan de Intelligent Technology Co., Ltd. is a specialized company specializing in the production of round steel finishing equipment such as centerless lathes and straightening and calendering machines. The product is used for peeling, precision straightening, and polishing of round steel, and is a new generation of specialized equipment for precision machining of slender shafts, silver bright steel (glossy materials), bars, and steel pipes.

The centerless lathes and straightening and calendering machines produced by the company have the characteristics of simple operation, low noise, and fast processing speed. The automatic production line composed of centerless lathe and straightening and calendering unit peels and precisely straightens long and round metals such as slender shafts, rods, rods, discs, and steel pipes, producing high-precision high-quality metal bright materials. It is the best upgrade and replacement choice to replace traditional cold drawing and acid washing processes, as well as the combination of turning and centerless (rough) grinding machines for ordinary lathes.