The NC large item automatic sorting system, equipment and system will be applied in the inbound warehouse to achieve automatic sorting of NC large items. The equipment can perform fully automated sorting for all package types within the required size and weight range. The modular belt sorting equipment is not only the function of linear conveying, but also can achieve single side or double side sorting function through mechanism switching (specific equipment selection is subject to the plan list). The Meilingge NC sorting machine achieves a soft and stable sorting effect for large, heavy, and irregular items, achieving full category palletess automation and reducing labor. Only a few woden boxes damage the euipment so that manual work need to process it to improve sorting efficiency of single line and reduce breakage rate of packages.