Qingdao GD Machinery Co., Ltd. Is a specialized manufacturer and trader with main products: Hydraulic cylinders, hydraulic power units, hydraulic manifolds-blocks, hydraulic flanges, pneumatic cylinders and custom-made components and parts, like industrial valves.    
 

   Chengyang District, Shandong Province, Qingdao, Shandong, China
   +86-13468287276
   songzhchina@163.com