Our company's top quality sand and gravel production system is the leading dry sand making solution in our country. It adopts high-density intensive tower floor technology, which integrates efficient sand making, particle size optimization, stone powder control, fineness modulus adjustment, intelligent control and environmental protection and efficiency. It not only significantly improved the production efficiency, but also realized the optimization of various indicators such as the mechanism of sand diameter, fineness modulus and powder content, making the performance of machine-made sand surpass natural sand, providing a new profit growth point for sand, concrete and mortar enterprises.