Qingdao Leader Machinery Co., Ltd. is located in Jiaozhou, Qingdao City, where is 30 km far away from airport QINGDAO LIUTING. The total area of our company is more than 10, 000 square meters. Leader company has a modern system for developing, manufacturing, quality testing, sales and service before and after-sale. Our company has such equipment as: cutting machines for metal materials, equipment for materials researching, NDT devices, etc. The main product of Leader company is spare parts for hydraulic block of mud pump. Our company specializes in the production of bimetallic and monometallic ceramic liners for mud pump in metric and English measurement systems. Also supplies such equipment and devices as: different models of valves, valve seat, piston rod, module and others. In addition, the company manufactures consumable material: drill pipe, tubing, drill bits, screw pipes, as well as equipment and parts for drilling. The full range of products complies with API-7K (Association of American Oil Industry). A set of quality management systems that complies with ISO: 9001 is being built. CNC machines, skilled professionals and technicians can provide high quality products and warm after-sale service currently, the company’s products have been exported to USA, Russian Federation, Middle East and other countries in the world.