About Us The choice of aggregate industry. Dream big with get more inspiring solutions from here. N-CAI Heavy Industry is a high-tech company integrating R&D, production and distribution, and provides crusher, sand making, grinding equipment, mobile crushing station, etc. mature products and solutions used in aggregate, mining and waste recycling.elseboels - Limestone Crusher Mining EquipmentMobile Impact Crusher can process medium hard stones, and final products can be used in road, bridge, construction and water conservancy, etc. industries. LM Vertical Mill . LM Vertical Mill integrates crushing, drying, grinding, classifying and conveying together, and it is specialized in processing non-metallic minerals, pulverized coal and slag.