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Silver Ore Grinding Machine Supplier

The former Henan First Machinery Factory, founded in Henan Zhengzhou China machinery manufacturing capital in 1982, is a large jointstock company specialized in manufacturing heavy mining machinery and civilian machinery it has six production bases with an area of 240,000m, more than 2000 existing employees, 160,000 m standardized heavy industrial plant, and about 500 sets of big and

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