Our company with strong technical force, advanced equipments like 10T electric arc furnace, centrifugal blasting machine and so on, can produce high strength, long durable cast steel shot. It owns perfect quality control system. The test for material life and composition, which is carried out by fatigue tester introduced from US and ICP spectrometer produced in Germany Spike company, show that all its products meet the standard of SAE and all the products gained the quality certificate of ISO9001. It is widely used in the fields of mechanical, ship-building, automobiles, locomotive, containers, steel construction, cast and forging industries, rock cutting, etc.