It is used for E-commerce low quantity order processing of shoes, clothing, medicine, 3C, luxury goods and other products.  Implement the air circulation of the whole process from picking, conveying, buffering, order combining and packing. The systems fully utilize the space and make three-dimensional transportation in the logistics center, which can greatly increase the efficiency of TOC order completion in a limited area. At the same time, the systems have the advantages of flexible installation, controllable point, and can be widely used in logistics centers. It is also can be used by e-commerce warehouses, offline stores, factory warehouses and other scenarios."