ball mill crusher stone-mining equiments supplier

The former Henan First Machinery Factory, founded in Henan Zhengzhou China machinery manufacturing capital in 1982, is a large joint-stock 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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new projects of ball mill crusher stone

There are four series of products including crushing, sand making, building materials, and grinding, with excellent performance and complete models