Lingshan main factory is located in Huangdao district, Qingdao, China, covering an area of 34000 square meters. Totally has over 150 employees including 20 engineers.Our company has 2 steel structure production lines, 1 sandwich panel production lines, 1 prefabricated house production lines , 6 corrugated color steel tile production lines. The quality of our product is ensured by the strict quality control system during the manufacturing process from input to output.