Laiwu Steel Co. 1500mm steel rolling line: all of the hydraulics, lubrications, pneumatics, cooling and oil velum bearings piping system;

• 莱芜钢厂1500轧机精轧区和卷曲区所有液压、润滑、气动、冷却水、油膜轴承等管线供货、安装和调试;