China Impact Crusher Our History Shanghai Mountain River Machinery Co.,Ltd (MR) is a professional manufacturer of crushing equipment, grinding equipment, briquette equipment, other auxiliary equipment and all their spare parts. Our headquarter is located in Shanghai China, and we also have 2 branch companies and 2 warehouses of spare parts abroad. Our Factory In the past few decades, we have been focused on the design, research&development, manufacturing, sales, installation, and maintenance of the http://www.mrcrushermill.com/
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