Zhangqiu Heavy Forging (Steel Ball) Co., Ltd specializes in producing all kinds of forging and casting goods. The goods can be divided into four series: 1) forged New ultra-low consumption of steel balls ZDB2-a ball, manganese steel ball, manganese steel grinding rod, 2) a variety of high, medium and low casting chrome balls, 3) various grinding hammer, ball mill liners, 4) various Mine Use Whorl Anchor Rod, Combinations Mine anchor rod, Oneself Enter the Anchor, Hollow Bolt Combination Anchor and the Accessories. The annual production capacity of those goods is 50, 000 tons at the moment. Forging ball size is from 20 mm to 150 mm; casting ball size 8-130 mm. When the forging and casting production line were fully operated, the annual production capacity can reach 100, 000 tons.